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Finding the Fourth Proportional to 497,067.40, 745,601.10 and 458,576.20

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Solution

The fourth proportional to 497,067.40, 745,601.10 and 458,576.20 is: 687,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,067.40 : 745,601.10 = 458,576.20 : x
  2. Step 2: Convert to fraction form
    497,067.40/745,601.10 = 458,576.20/x
  3. Step 3: Cross multiply
    497,067.40x = 745,601.10 × 458,576.20
  4. Step 4: Simplify right side
    497,067.40x = 341,914,919,153.82
  5. Step 5: Solve for x
    x = 341,914,919,153.82/497,067.40
  6. Step 6: Final answer
    x = 687,864.30

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