Home / 667,568.46-1,001,341.74-162,133.56

Finding the Fourth Proportional to 667,568.46, 1,001,341.74 and 162,133.56

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Solution

The fourth proportional to 667,568.46, 1,001,341.74 and 162,133.56 is: 243,197.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,568.46 : 1,001,341.74 = 162,133.56 : x
  2. Step 2: Convert to fraction form
    667,568.46/1,001,341.74 = 162,133.56/x
  3. Step 3: Cross multiply
    667,568.46x = 1,001,341.74 × 162,133.56
  4. Step 4: Simplify right side
    667,568.46x = 162,351,101,082.79
  5. Step 5: Solve for x
    x = 162,351,101,082.79/667,568.46
  6. Step 6: Final answer
    x = 243,197.68

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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.