Home / 699,515.60-1,049,273.40-226,248.80

Finding the Fourth Proportional to 699,515.60, 1,049,273.40 and 226,248.80

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Solution

The fourth proportional to 699,515.60, 1,049,273.40 and 226,248.80 is: 339,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,515.60 : 1,049,273.40 = 226,248.80 : x
  2. Step 2: Convert to fraction form
    699,515.60/1,049,273.40 = 226,248.80/x
  3. Step 3: Cross multiply
    699,515.60x = 1,049,273.40 × 226,248.80
  4. Step 4: Simplify right side
    699,515.60x = 237,396,847,621.92
  5. Step 5: Solve for x
    x = 237,396,847,621.92/699,515.60
  6. Step 6: Final answer
    x = 339,373.20

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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.