Home / 856,186.38-1,284,177.33-225,149.34

Finding the Fourth Proportional to 856,186.38, 1,284,177.33 and 225,149.34

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Solution

The fourth proportional to 856,186.38, 1,284,177.33 and 225,149.34 is: 337,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,186.38 : 1,284,177.33 = 225,149.34 : x
  2. Step 2: Convert to fraction form
    856,186.38/1,284,177.33 = 225,149.34/x
  3. Step 3: Cross multiply
    856,186.38x = 1,284,177.33 × 225,149.34
  4. Step 4: Simplify right side
    856,186.38x = 289,131,678,292.46
  5. Step 5: Solve for x
    x = 289,131,678,292.46/856,186.38
  6. Step 6: Final answer
    x = 337,697.12

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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.