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Finding the Fourth Proportional to 466,266.70, 699,400.05 and 413,778.70

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Solution

The fourth proportional to 466,266.70, 699,400.05 and 413,778.70 is: 620,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,266.70 : 699,400.05 = 413,778.70 : x
  2. Step 2: Convert to fraction form
    466,266.70/699,400.05 = 413,778.70/x
  3. Step 3: Cross multiply
    466,266.70x = 699,400.05 × 413,778.70
  4. Step 4: Simplify right side
    466,266.70x = 289,396,843,468.94
  5. Step 5: Solve for x
    x = 289,396,843,468.94/466,266.70
  6. Step 6: Final answer
    x = 620,668.05

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Similar ratio
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1.5x scale

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.