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Finding the Fourth Proportional to 632,553.46, 948,591.44 and 205,977.90

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Solution

The fourth proportional to 632,553.46, 948,591.44 and 205,977.90 is: 308,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,553.46 : 948,591.44 = 205,977.90 : x
  2. Step 2: Convert to fraction form
    632,553.46/948,591.44 = 205,977.90/x
  3. Step 3: Cross multiply
    632,553.46x = 948,591.44 × 205,977.90
  4. Step 4: Simplify right side
    632,553.46x = 195,388,872,769.18
  5. Step 5: Solve for x
    x = 195,388,872,769.18/632,553.46
  6. Step 6: Final answer
    x = 308,889.11

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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.