Home / 690,932.20-1,036,398.30-241,503.70

Finding the Fourth Proportional to 690,932.20, 1,036,398.30 and 241,503.70

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Solution

The fourth proportional to 690,932.20, 1,036,398.30 and 241,503.70 is: 362,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,932.20 : 1,036,398.30 = 241,503.70 : x
  2. Step 2: Convert to fraction form
    690,932.20/1,036,398.30 = 241,503.70/x
  3. Step 3: Cross multiply
    690,932.20x = 1,036,398.30 × 241,503.70
  4. Step 4: Simplify right side
    690,932.20x = 250,294,024,123.71
  5. Step 5: Solve for x
    x = 250,294,024,123.71/690,932.20
  6. Step 6: Final answer
    x = 362,255.55

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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.