Home / 1,002,077.70-1,503,116.55-254,123.70

Finding the Fourth Proportional to 1,002,077.70, 1,503,116.55 and 254,123.70

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Solution

The fourth proportional to 1,002,077.70, 1,503,116.55 and 254,123.70 is: 381,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,077.70 : 1,503,116.55 = 254,123.70 : x
  2. Step 2: Convert to fraction form
    1,002,077.70/1,503,116.55 = 254,123.70/x
  3. Step 3: Cross multiply
    1,002,077.70x = 1,503,116.55 × 254,123.70
  4. Step 4: Simplify right side
    1,002,077.70x = 381,977,539,217.24
  5. Step 5: Solve for x
    x = 381,977,539,217.24/1,002,077.70
  6. Step 6: Final answer
    x = 381,185.55

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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.