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Finding the Fourth Proportional to 332,102.80, 497,643.90 and 247,465.90

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Solution

The fourth proportional to 332,102.80, 497,643.90 and 247,465.90 is: 370,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,102.80 : 497,643.90 = 247,465.90 : x
  2. Step 2: Convert to fraction form
    332,102.80/497,643.90 = 247,465.90/x
  3. Step 3: Cross multiply
    332,102.80x = 497,643.90 × 247,465.90
  4. Step 4: Simplify right side
    332,102.80x = 123,149,895,593.01
  5. Step 5: Solve for x
    x = 123,149,895,593.01/332,102.80
  6. Step 6: Final answer
    x = 370,818.60

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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.