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Finding the Fourth Proportional to 488,506.86, 732,774.72 and 416,978.52

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Solution

The fourth proportional to 488,506.86, 732,774.72 and 416,978.52 is: 625,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,506.86 : 732,774.72 = 416,978.52 : x
  2. Step 2: Convert to fraction form
    488,506.86/732,774.72 = 416,978.52/x
  3. Step 3: Cross multiply
    488,506.86x = 732,774.72 × 416,978.52
  4. Step 4: Simplify right side
    488,506.86x = 305,551,318,239.01
  5. Step 5: Solve for x
    x = 305,551,318,239.01/488,506.86
  6. Step 6: Final answer
    x = 625,480.10

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