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Finding the Fourth Proportional to 567,332.60, 850,124.10 and 492,099.80

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Solution

The fourth proportional to 567,332.60, 850,124.10 and 492,099.80 is: 737,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,332.60 : 850,124.10 = 492,099.80 : x
  2. Step 2: Convert to fraction form
    567,332.60/850,124.10 = 492,099.80/x
  3. Step 3: Cross multiply
    567,332.60x = 850,124.10 × 492,099.80
  4. Step 4: Simplify right side
    567,332.60x = 418,345,899,585.18
  5. Step 5: Solve for x
    x = 418,345,899,585.18/567,332.60
  6. Step 6: Final answer
    x = 737,390.91

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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.