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Finding the Fourth Proportional to 472,572.96, 651,957.84 and 288,715.92

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Solution

The fourth proportional to 472,572.96, 651,957.84 and 288,715.92 is: 398,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,572.96 : 651,957.84 = 288,715.92 : x
  2. Step 2: Convert to fraction form
    472,572.96/651,957.84 = 288,715.92/x
  3. Step 3: Cross multiply
    472,572.96x = 651,957.84 × 288,715.92
  4. Step 4: Simplify right side
    472,572.96x = 188,230,607,576.81
  5. Step 5: Solve for x
    x = 188,230,607,576.81/472,572.96
  6. Step 6: Final answer
    x = 398,310.15

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