Home / 844,232.80-1,266,349.20-253,256.80

Finding the Fourth Proportional to 844,232.80, 1,266,349.20 and 253,256.80

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Solution

The fourth proportional to 844,232.80, 1,266,349.20 and 253,256.80 is: 379,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,232.80 : 1,266,349.20 = 253,256.80 : x
  2. Step 2: Convert to fraction form
    844,232.80/1,266,349.20 = 253,256.80/x
  3. Step 3: Cross multiply
    844,232.80x = 1,266,349.20 × 253,256.80
  4. Step 4: Simplify right side
    844,232.80x = 320,711,546,074.56
  5. Step 5: Solve for x
    x = 320,711,546,074.56/844,232.80
  6. Step 6: Final answer
    x = 379,885.20

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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.