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Finding the Fourth Proportional to 364,123.20, 546,184.80 and 153,998.40

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Solution

The fourth proportional to 364,123.20, 546,184.80 and 153,998.40 is: 230,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,123.20 : 546,184.80 = 153,998.40 : x
  2. Step 2: Convert to fraction form
    364,123.20/546,184.80 = 153,998.40/x
  3. Step 3: Cross multiply
    364,123.20x = 546,184.80 × 153,998.40
  4. Step 4: Simplify right side
    364,123.20x = 84,111,585,304.32
  5. Step 5: Solve for x
    x = 84,111,585,304.32/364,123.20
  6. Step 6: Final answer
    x = 230,997.60

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