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Finding the Fourth Proportional to 359,304.20, 539,150.70 and 148,963.40

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Solution

The fourth proportional to 359,304.20, 539,150.70 and 148,963.40 is: 223,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,304.20 : 539,150.70 = 148,963.40 : x
  2. Step 2: Convert to fraction form
    359,304.20/539,150.70 = 148,963.40/x
  3. Step 3: Cross multiply
    359,304.20x = 539,150.70 × 148,963.40
  4. Step 4: Simplify right side
    359,304.20x = 80,313,721,384.38
  5. Step 5: Solve for x
    x = 80,313,721,384.38/359,304.20
  6. Step 6: Final answer
    x = 223,525.70

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