Home / 739,259.40-1,108,889.10-265,960.20

Finding the Fourth Proportional to 739,259.40, 1,108,889.10 and 265,960.20

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Solution

The fourth proportional to 739,259.40, 1,108,889.10 and 265,960.20 is: 398,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,259.40 : 1,108,889.10 = 265,960.20 : x
  2. Step 2: Convert to fraction form
    739,259.40/1,108,889.10 = 265,960.20/x
  3. Step 3: Cross multiply
    739,259.40x = 1,108,889.10 × 265,960.20
  4. Step 4: Simplify right side
    739,259.40x = 294,920,366,813.82
  5. Step 5: Solve for x
    x = 294,920,366,813.82/739,259.40
  6. Step 6: Final answer
    x = 398,940.30

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.