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Finding the Fourth Proportional to 524,253.12, 723,445.46 and 320,645.04

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Solution

The fourth proportional to 524,253.12, 723,445.46 and 320,645.04 is: 442,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,253.12 : 723,445.46 = 320,645.04 : x
  2. Step 2: Convert to fraction form
    524,253.12/723,445.46 = 320,645.04/x
  3. Step 3: Cross multiply
    524,253.12x = 723,445.46 × 320,645.04
  4. Step 4: Simplify right side
    524,253.12x = 231,969,198,459.52
  5. Step 5: Solve for x
    x = 231,969,198,459.52/524,253.12
  6. Step 6: Final answer
    x = 442,475.57

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