Home / 1,034,142.72-1,551,214.24-324,174.56

Finding the Fourth Proportional to 1,034,142.72, 1,551,214.24 and 324,174.56

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Solution

The fourth proportional to 1,034,142.72, 1,551,214.24 and 324,174.56 is: 486,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,142.72 : 1,551,214.24 = 324,174.56 : x
  2. Step 2: Convert to fraction form
    1,034,142.72/1,551,214.24 = 324,174.56/x
  3. Step 3: Cross multiply
    1,034,142.72x = 1,551,214.24 × 324,174.56
  4. Step 4: Simplify right side
    1,034,142.72x = 502,864,193,717.73
  5. Step 5: Solve for x
    x = 502,864,193,717.73/1,034,142.72
  6. Step 6: Final answer
    x = 486,261.89

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Double scale
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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.