Home / 814,248.70-1,221,373.05-601,672.30

Finding the Fourth Proportional to 814,248.70, 1,221,373.05 and 601,672.30

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Solution

The fourth proportional to 814,248.70, 1,221,373.05 and 601,672.30 is: 902,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,248.70 : 1,221,373.05 = 601,672.30 : x
  2. Step 2: Convert to fraction form
    814,248.70/1,221,373.05 = 601,672.30/x
  3. Step 3: Cross multiply
    814,248.70x = 1,221,373.05 × 601,672.30
  4. Step 4: Simplify right side
    814,248.70x = 734,866,332,151.52
  5. Step 5: Solve for x
    x = 734,866,332,151.52/814,248.70
  6. Step 6: Final answer
    x = 902,508.45

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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.