Home / 738,510.59-1,019,147.39-466,699.29

Finding the Fourth Proportional to 738,510.59, 1,019,147.39 and 466,699.29

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Solution

The fourth proportional to 738,510.59, 1,019,147.39 and 466,699.29 is: 644,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,510.59 : 1,019,147.39 = 466,699.29 : x
  2. Step 2: Convert to fraction form
    738,510.59/1,019,147.39 = 466,699.29/x
  3. Step 3: Cross multiply
    738,510.59x = 1,019,147.39 × 466,699.29
  4. Step 4: Simplify right side
    738,510.59x = 475,635,360,984.86
  5. Step 5: Solve for x
    x = 475,635,360,984.86/738,510.59
  6. Step 6: Final answer
    x = 644,046.78

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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.