Home / 730,882.78-1,096,512.91-225,432.34

Finding the Fourth Proportional to 730,882.78, 1,096,512.91 and 225,432.34

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Solution

The fourth proportional to 730,882.78, 1,096,512.91 and 225,432.34 is: 338,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,882.78 : 1,096,512.91 = 225,432.34 : x
  2. Step 2: Convert to fraction form
    730,882.78/1,096,512.91 = 225,432.34/x
  3. Step 3: Cross multiply
    730,882.78x = 1,096,512.91 × 225,432.34
  4. Step 4: Simplify right side
    730,882.78x = 247,189,471,141.51
  5. Step 5: Solve for x
    x = 247,189,471,141.51/730,882.78
  6. Step 6: Final answer
    x = 338,206.72

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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.