Home / 732,685.52-1,011,452.33-491,125.91

Finding the Fourth Proportional to 732,685.52, 1,011,452.33 and 491,125.91

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Solution

The fourth proportional to 732,685.52, 1,011,452.33 and 491,125.91 is: 677,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,685.52 : 1,011,452.33 = 491,125.91 : x
  2. Step 2: Convert to fraction form
    732,685.52/1,011,452.33 = 491,125.91/x
  3. Step 3: Cross multiply
    732,685.52x = 1,011,452.33 × 491,125.91
  4. Step 4: Simplify right side
    732,685.52x = 496,750,442,163.42
  5. Step 5: Solve for x
    x = 496,750,442,163.42/732,685.52
  6. Step 6: Final answer
    x = 677,985.88

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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.