Home / 739,017.89-1,108,526.83-265,444.91

Finding the Fourth Proportional to 739,017.89, 1,108,526.83 and 265,444.91

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Solution

The fourth proportional to 739,017.89, 1,108,526.83 and 265,444.91 is: 398,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,017.89 : 1,108,526.83 = 265,444.91 : x
  2. Step 2: Convert to fraction form
    739,017.89/1,108,526.83 = 265,444.91/x
  3. Step 3: Cross multiply
    739,017.89x = 1,108,526.83 × 265,444.91
  4. Step 4: Simplify right side
    739,017.89x = 294,252,799,079.30
  5. Step 5: Solve for x
    x = 294,252,799,079.30/739,017.89
  6. Step 6: Final answer
    x = 398,167.36

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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.