Home / 814,473.96-1,222,073.82-315,876.84

Finding the Fourth Proportional to 814,473.96, 1,222,073.82 and 315,876.84

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Solution

The fourth proportional to 814,473.96, 1,222,073.82 and 315,876.84 is: 473,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,473.96 : 1,222,073.82 = 315,876.84 : x
  2. Step 2: Convert to fraction form
    814,473.96/1,222,073.82 = 315,876.84/x
  3. Step 3: Cross multiply
    814,473.96x = 1,222,073.82 × 315,876.84
  4. Step 4: Simplify right side
    814,473.96x = 386,024,816,508.33
  5. Step 5: Solve for x
    x = 386,024,816,508.33/814,473.96
  6. Step 6: Final answer
    x = 473,956.00

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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.