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Finding the Fourth Proportional to 552,881.00, 763,211.13 and 371,697.97

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Solution

The fourth proportional to 552,881.00, 763,211.13 and 371,697.97 is: 513,101.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,881.00 : 763,211.13 = 371,697.97 : x
  2. Step 2: Convert to fraction form
    552,881.00/763,211.13 = 371,697.97/x
  3. Step 3: Cross multiply
    552,881.00x = 763,211.13 × 371,697.97
  4. Step 4: Simplify right side
    552,881.00x = 283,684,022,027.86
  5. Step 5: Solve for x
    x = 283,684,022,027.86/552,881.00
  6. Step 6: Final answer
    x = 513,101.42

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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.