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Finding the Fourth Proportional to 417,192.81, 575,432.31 and 403,304.44

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Solution

The fourth proportional to 417,192.81, 575,432.31 and 403,304.44 is: 556,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,192.81 : 575,432.31 = 403,304.44 : x
  2. Step 2: Convert to fraction form
    417,192.81/575,432.31 = 403,304.44/x
  3. Step 3: Cross multiply
    417,192.81x = 575,432.31 × 403,304.44
  4. Step 4: Simplify right side
    417,192.81x = 232,074,405,542.46
  5. Step 5: Solve for x
    x = 232,074,405,542.46/417,192.81
  6. Step 6: Final answer
    x = 556,276.14

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