Home / 951,898.82-1,427,853.15-320,818.10

Finding the Fourth Proportional to 951,898.82, 1,427,853.15 and 320,818.10

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Solution

The fourth proportional to 951,898.82, 1,427,853.15 and 320,818.10 is: 481,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,898.82 : 1,427,853.15 = 320,818.10 : x
  2. Step 2: Convert to fraction form
    951,898.82/1,427,853.15 = 320,818.10/x
  3. Step 3: Cross multiply
    951,898.82x = 1,427,853.15 × 320,818.10
  4. Step 4: Simplify right side
    951,898.82x = 458,081,127,522.75
  5. Step 5: Solve for x
    x = 458,081,127,522.75/951,898.82
  6. Step 6: Final answer
    x = 481,228.80

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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.