Home / 747,200.33-1,031,131.20-424,910.35

Finding the Fourth Proportional to 747,200.33, 1,031,131.20 and 424,910.35

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Solution

The fourth proportional to 747,200.33, 1,031,131.20 and 424,910.35 is: 586,373.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,200.33 : 1,031,131.20 = 424,910.35 : x
  2. Step 2: Convert to fraction form
    747,200.33/1,031,131.20 = 424,910.35/x
  3. Step 3: Cross multiply
    747,200.33x = 1,031,131.20 × 424,910.35
  4. Step 4: Simplify right side
    747,200.33x = 438,138,316,510.09
  5. Step 5: Solve for x
    x = 438,138,316,510.09/747,200.33
  6. Step 6: Final answer
    x = 586,373.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.