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Finding the Fourth Proportional to 584,320.80, 876,416.40 and 163,639.20

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Solution

The fourth proportional to 584,320.80, 876,416.40 and 163,639.20 is: 245,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,320.80 : 876,416.40 = 163,639.20 : x
  2. Step 2: Convert to fraction form
    584,320.80/876,416.40 = 163,639.20/x
  3. Step 3: Cross multiply
    584,320.80x = 876,416.40 × 163,639.20
  4. Step 4: Simplify right side
    584,320.80x = 143,416,078,562.88
  5. Step 5: Solve for x
    x = 143,416,078,562.88/584,320.80
  6. Step 6: Final answer
    x = 245,440.65

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