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Finding the Fourth Proportional to 707,997.52, 977,025.20 and 385,711.52

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Solution

The fourth proportional to 707,997.52, 977,025.20 and 385,711.52 is: 532,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,997.52 : 977,025.20 = 385,711.52 : x
  2. Step 2: Convert to fraction form
    707,997.52/977,025.20 = 385,711.52/x
  3. Step 3: Cross multiply
    707,997.52x = 977,025.20 × 385,711.52
  4. Step 4: Simplify right side
    707,997.52x = 376,849,874,970.30
  5. Step 5: Solve for x
    x = 376,849,874,970.30/707,997.52
  6. Step 6: Final answer
    x = 532,275.70

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