Home / 1,333,432.80-2,000,149.20-336,160.80

Finding the Fourth Proportional to 1,333,432.80, 2,000,149.20 and 336,160.80

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Solution

The fourth proportional to 1,333,432.80, 2,000,149.20 and 336,160.80 is: 504,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,432.80 : 2,000,149.20 = 336,160.80 : x
  2. Step 2: Convert to fraction form
    1,333,432.80/2,000,149.20 = 336,160.80/x
  3. Step 3: Cross multiply
    1,333,432.80x = 2,000,149.20 × 336,160.80
  4. Step 4: Simplify right side
    1,333,432.80x = 672,371,755,191.36
  5. Step 5: Solve for x
    x = 672,371,755,191.36/1,333,432.80
  6. Step 6: Final answer
    x = 504,241.20

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Double scale
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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.