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Finding the Fourth Proportional to 466,378.02, 699,488.73 and 129,452.88

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Solution

The fourth proportional to 466,378.02, 699,488.73 and 129,452.88 is: 194,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,378.02 : 699,488.73 = 129,452.88 : x
  2. Step 2: Convert to fraction form
    466,378.02/699,488.73 = 129,452.88/x
  3. Step 3: Cross multiply
    466,378.02x = 699,488.73 × 129,452.88
  4. Step 4: Simplify right side
    466,378.02x = 90,550,830,626.04
  5. Step 5: Solve for x
    x = 90,550,830,626.04/466,378.02
  6. Step 6: Final answer
    x = 194,157.59

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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.