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Finding the Fourth Proportional to 567,712.94, 850,605.42 and 342,600.35

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Solution

The fourth proportional to 567,712.94, 850,605.42 and 342,600.35 is: 513,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,712.94 : 850,605.42 = 342,600.35 : x
  2. Step 2: Convert to fraction form
    567,712.94/850,605.42 = 342,600.35/x
  3. Step 3: Cross multiply
    567,712.94x = 850,605.42 × 342,600.35
  4. Step 4: Simplify right side
    567,712.94x = 291,417,710,350.87
  5. Step 5: Solve for x
    x = 291,417,710,350.87/567,712.94
  6. Step 6: Final answer
    x = 513,318.78

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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.