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Finding the Fourth Proportional to 458,286.15, 632,720.17 and 429,690.45

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Solution

The fourth proportional to 458,286.15, 632,720.17 and 429,690.45 is: 593,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,286.15 : 632,720.17 = 429,690.45 : x
  2. Step 2: Convert to fraction form
    458,286.15/632,720.17 = 429,690.45/x
  3. Step 3: Cross multiply
    458,286.15x = 632,720.17 × 429,690.45
  4. Step 4: Simplify right side
    458,286.15x = 271,873,812,746.86
  5. Step 5: Solve for x
    x = 271,873,812,746.86/458,286.15
  6. Step 6: Final answer
    x = 593,240.29

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