Home / 694,100.90-1,041,151.35-220,834.10

Finding the Fourth Proportional to 694,100.90, 1,041,151.35 and 220,834.10

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Solution

The fourth proportional to 694,100.90, 1,041,151.35 and 220,834.10 is: 331,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,100.90 : 1,041,151.35 = 220,834.10 : x
  2. Step 2: Convert to fraction form
    694,100.90/1,041,151.35 = 220,834.10/x
  3. Step 3: Cross multiply
    694,100.90x = 1,041,151.35 × 220,834.10
  4. Step 4: Simplify right side
    694,100.90x = 229,921,721,341.04
  5. Step 5: Solve for x
    x = 229,921,721,341.04/694,100.90
  6. Step 6: Final answer
    x = 331,251.15

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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.