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Finding the Fourth Proportional to 677,470.14, 934,841.43 and 391,082.49

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Solution

The fourth proportional to 677,470.14, 934,841.43 and 391,082.49 is: 539,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,470.14 : 934,841.43 = 391,082.49 : x
  2. Step 2: Convert to fraction form
    677,470.14/934,841.43 = 391,082.49/x
  3. Step 3: Cross multiply
    677,470.14x = 934,841.43 × 391,082.49
  4. Step 4: Simplify right side
    677,470.14x = 365,600,114,199.56
  5. Step 5: Solve for x
    x = 365,600,114,199.56/677,470.14
  6. Step 6: Final answer
    x = 539,654.95

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