Home / 701,441.15-1,052,314.35-215,123.56

Finding the Fourth Proportional to 701,441.15, 1,052,314.35 and 215,123.56

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Solution

The fourth proportional to 701,441.15, 1,052,314.35 and 215,123.56 is: 322,732.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,441.15 : 1,052,314.35 = 215,123.56 : x
  2. Step 2: Convert to fraction form
    701,441.15/1,052,314.35 = 215,123.56/x
  3. Step 3: Cross multiply
    701,441.15x = 1,052,314.35 × 215,123.56
  4. Step 4: Simplify right side
    701,441.15x = 226,377,609,211.09
  5. Step 5: Solve for x
    x = 226,377,609,211.09/701,441.15
  6. Step 6: Final answer
    x = 322,732.15

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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.