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Finding the Fourth Proportional to 475,566.60, 712,903.32 and 159,802.68

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Solution

The fourth proportional to 475,566.60, 712,903.32 and 159,802.68 is: 239,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,566.60 : 712,903.32 = 159,802.68 : x
  2. Step 2: Convert to fraction form
    475,566.60/712,903.32 = 159,802.68/x
  3. Step 3: Cross multiply
    475,566.60x = 712,903.32 × 159,802.68
  4. Step 4: Simplify right side
    475,566.60x = 113,923,861,116.90
  5. Step 5: Solve for x
    x = 113,923,861,116.90/475,566.60
  6. Step 6: Final answer
    x = 239,553.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.