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Finding the Fourth Proportional to 487,685.80, 731,454.78 and 132,727.48

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Solution

The fourth proportional to 487,685.80, 731,454.78 and 132,727.48 is: 199,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,685.80 : 731,454.78 = 132,727.48 : x
  2. Step 2: Convert to fraction form
    487,685.80/731,454.78 = 132,727.48/x
  3. Step 3: Cross multiply
    487,685.80x = 731,454.78 × 132,727.48
  4. Step 4: Simplify right side
    487,685.80x = 97,084,146,026.08
  5. Step 5: Solve for x
    x = 97,084,146,026.08/487,685.80
  6. Step 6: Final answer
    x = 199,071.10

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