Home / 915,082.14-1,372,616.31-275,383.13

Finding the Fourth Proportional to 915,082.14, 1,372,616.31 and 275,383.13

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Solution

The fourth proportional to 915,082.14, 1,372,616.31 and 275,383.13 is: 413,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,082.14 : 1,372,616.31 = 275,383.13 : x
  2. Step 2: Convert to fraction form
    915,082.14/1,372,616.31 = 275,383.13/x
  3. Step 3: Cross multiply
    915,082.14x = 1,372,616.31 × 275,383.13
  4. Step 4: Simplify right side
    915,082.14x = 377,995,369,906.46
  5. Step 5: Solve for x
    x = 377,995,369,906.46/915,082.14
  6. Step 6: Final answer
    x = 413,072.61

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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.