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Finding the Fourth Proportional to 569,272.95, 853,065 and 231,901.47

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Solution

The fourth proportional to 569,272.95, 853,065 and 231,901.47 is: 347,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,272.95 : 853,065 = 231,901.47 : x
  2. Step 2: Convert to fraction form
    569,272.95/853,065 = 231,901.47/x
  3. Step 3: Cross multiply
    569,272.95x = 853,065 × 231,901.47
  4. Step 4: Simplify right side
    569,272.95x = 197,827,027,505.55
  5. Step 5: Solve for x
    x = 197,827,027,505.55/569,272.95
  6. Step 6: Final answer
    x = 347,508.22

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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.