Home / 696,057.70-1,044,086.55-486,105.70

Finding the Fourth Proportional to 696,057.70, 1,044,086.55 and 486,105.70

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Solution

The fourth proportional to 696,057.70, 1,044,086.55 and 486,105.70 is: 729,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,057.70 : 1,044,086.55 = 486,105.70 : x
  2. Step 2: Convert to fraction form
    696,057.70/1,044,086.55 = 486,105.70/x
  3. Step 3: Cross multiply
    696,057.70x = 1,044,086.55 × 486,105.70
  4. Step 4: Simplify right side
    696,057.70x = 507,536,423,248.34
  5. Step 5: Solve for x
    x = 507,536,423,248.34/696,057.70
  6. Step 6: Final answer
    x = 729,158.55

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Double scale
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Similar ratio
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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.