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Finding the Fourth Proportional to 359,830.60, 539,810.70 and 149,489.80

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Solution

The fourth proportional to 359,830.60, 539,810.70 and 149,489.80 is: 224,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,830.60 : 539,810.70 = 149,489.80 : x
  2. Step 2: Convert to fraction form
    359,830.60/539,810.70 = 149,489.80/x
  3. Step 3: Cross multiply
    359,830.60x = 539,810.70 × 149,489.80
  4. Step 4: Simplify right side
    359,830.60x = 80,696,193,580.86
  5. Step 5: Solve for x
    x = 80,696,193,580.86/359,830.60
  6. Step 6: Final answer
    x = 224,261.62

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