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Finding the Fourth Proportional to 240,909.20, 332,465.34 and 133,479.20

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Solution

The fourth proportional to 240,909.20, 332,465.34 and 133,479.20 is: 184,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,909.20 : 332,465.34 = 133,479.20 : x
  2. Step 2: Convert to fraction form
    240,909.20/332,465.34 = 133,479.20/x
  3. Step 3: Cross multiply
    240,909.20x = 332,465.34 × 133,479.20
  4. Step 4: Simplify right side
    240,909.20x = 44,377,205,948.60
  5. Step 5: Solve for x
    x = 44,377,205,948.60/240,909.20
  6. Step 6: Final answer
    x = 184,207.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.