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Finding the Fourth Proportional to 538,062.18, 742,530.54 and 296,353.11

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Solution

The fourth proportional to 538,062.18, 742,530.54 and 296,353.11 is: 408,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,062.18 : 742,530.54 = 296,353.11 : x
  2. Step 2: Convert to fraction form
    538,062.18/742,530.54 = 296,353.11/x
  3. Step 3: Cross multiply
    538,062.18x = 742,530.54 × 296,353.11
  4. Step 4: Simplify right side
    538,062.18x = 220,051,234,798.98
  5. Step 5: Solve for x
    x = 220,051,234,798.98/538,062.18
  6. Step 6: Final answer
    x = 408,969.90

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