Home / 739,017.90-1,108,526.85-265,444.92

Finding the Fourth Proportional to 739,017.90, 1,108,526.85 and 265,444.92

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Solution

The fourth proportional to 739,017.90, 1,108,526.85 and 265,444.92 is: 398,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,017.90 : 1,108,526.85 = 265,444.92 : x
  2. Step 2: Convert to fraction form
    739,017.90/1,108,526.85 = 265,444.92/x
  3. Step 3: Cross multiply
    739,017.90x = 1,108,526.85 × 265,444.92
  4. Step 4: Simplify right side
    739,017.90x = 294,252,821,016.10
  5. Step 5: Solve for x
    x = 294,252,821,016.10/739,017.90
  6. Step 6: Final answer
    x = 398,167.38

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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.