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Finding the Fourth Proportional to 482,411.48, 723,652.05 and 127,420.88

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Solution

The fourth proportional to 482,411.48, 723,652.05 and 127,420.88 is: 191,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,411.48 : 723,652.05 = 127,420.88 : x
  2. Step 2: Convert to fraction form
    482,411.48/723,652.05 = 127,420.88/x
  3. Step 3: Cross multiply
    482,411.48x = 723,652.05 × 127,420.88
  4. Step 4: Simplify right side
    482,411.48x = 92,208,377,406.54
  5. Step 5: Solve for x
    x = 92,208,377,406.54/482,411.48
  6. Step 6: Final answer
    x = 191,140.51

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