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Finding the Fourth Proportional to 389,416.60, 584,124.90 and 167,800.60

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Solution

The fourth proportional to 389,416.60, 584,124.90 and 167,800.60 is: 251,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,416.60 : 584,124.90 = 167,800.60 : x
  2. Step 2: Convert to fraction form
    389,416.60/584,124.90 = 167,800.60/x
  3. Step 3: Cross multiply
    389,416.60x = 584,124.90 × 167,800.60
  4. Step 4: Simplify right side
    389,416.60x = 98,016,508,694.94
  5. Step 5: Solve for x
    x = 98,016,508,694.94/389,416.60
  6. Step 6: Final answer
    x = 251,700.90

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