Home / 667,988.19-1,001,983.31-162,546.18

Finding the Fourth Proportional to 667,988.19, 1,001,983.31 and 162,546.18

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Solution

The fourth proportional to 667,988.19, 1,001,983.31 and 162,546.18 is: 243,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,988.19 : 1,001,983.31 = 162,546.18 : x
  2. Step 2: Convert to fraction form
    667,988.19/1,001,983.31 = 162,546.18/x
  3. Step 3: Cross multiply
    667,988.19x = 1,001,983.31 × 162,546.18
  4. Step 4: Simplify right side
    667,988.19x = 162,868,564,872.19
  5. Step 5: Solve for x
    x = 162,868,564,872.19/667,988.19
  6. Step 6: Final answer
    x = 243,819.53

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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.