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Finding the Fourth Proportional to 459,165.10, 687,386.85 and 341,358.70

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Solution

The fourth proportional to 459,165.10, 687,386.85 and 341,358.70 is: 511,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,165.10 : 687,386.85 = 341,358.70 : x
  2. Step 2: Convert to fraction form
    459,165.10/687,386.85 = 341,358.70/x
  3. Step 3: Cross multiply
    459,165.10x = 687,386.85 × 341,358.70
  4. Step 4: Simplify right side
    459,165.10x = 234,645,481,513.10
  5. Step 5: Solve for x
    x = 234,645,481,513.10/459,165.10
  6. Step 6: Final answer
    x = 511,026.39

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