Home / 892,082.19-1,338,111.70-218,169.34

Finding the Fourth Proportional to 892,082.19, 1,338,111.70 and 218,169.34

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Solution

The fourth proportional to 892,082.19, 1,338,111.70 and 218,169.34 is: 327,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,082.19 : 1,338,111.70 = 218,169.34 : x
  2. Step 2: Convert to fraction form
    892,082.19/1,338,111.70 = 218,169.34/x
  3. Step 3: Cross multiply
    892,082.19x = 1,338,111.70 × 218,169.34
  4. Step 4: Simplify right side
    892,082.19x = 291,934,942,544.58
  5. Step 5: Solve for x
    x = 291,934,942,544.58/892,082.19
  6. Step 6: Final answer
    x = 327,251.17

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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.