Home / 667,584.06-1,001,376.09-162,141.90

Finding the Fourth Proportional to 667,584.06, 1,001,376.09 and 162,141.90

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Solution

The fourth proportional to 667,584.06, 1,001,376.09 and 162,141.90 is: 243,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,584.06 : 1,001,376.09 = 162,141.90 : x
  2. Step 2: Convert to fraction form
    667,584.06/1,001,376.09 = 162,141.90/x
  3. Step 3: Cross multiply
    667,584.06x = 1,001,376.09 × 162,141.90
  4. Step 4: Simplify right side
    667,584.06x = 162,365,021,847.17
  5. Step 5: Solve for x
    x = 162,365,021,847.17/667,584.06
  6. Step 6: Final answer
    x = 243,212.85

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Similar ratio
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1.5x scale

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.