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Finding the Fourth Proportional to 602,836.80, 904,423.19 and 491,567.72

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Solution

The fourth proportional to 602,836.80, 904,423.19 and 491,567.72 is: 737,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,836.80 : 904,423.19 = 491,567.72 : x
  2. Step 2: Convert to fraction form
    602,836.80/904,423.19 = 491,567.72/x
  3. Step 3: Cross multiply
    602,836.80x = 904,423.19 × 491,567.72
  4. Step 4: Simplify right side
    602,836.80x = 444,585,238,443.47
  5. Step 5: Solve for x
    x = 444,585,238,443.47/602,836.80
  6. Step 6: Final answer
    x = 737,488.55

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Double scale
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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.