Home / 844,234.80-1,266,352.20-253,258.80

Finding the Fourth Proportional to 844,234.80, 1,266,352.20 and 253,258.80

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Solution

The fourth proportional to 844,234.80, 1,266,352.20 and 253,258.80 is: 379,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,234.80 : 1,266,352.20 = 253,258.80 : x
  2. Step 2: Convert to fraction form
    844,234.80/1,266,352.20 = 253,258.80/x
  3. Step 3: Cross multiply
    844,234.80x = 1,266,352.20 × 253,258.80
  4. Step 4: Simplify right side
    844,234.80x = 320,714,838,549.36
  5. Step 5: Solve for x
    x = 320,714,838,549.36/844,234.80
  6. Step 6: Final answer
    x = 379,888.20

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Half scale
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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.