Home / 1,042,491.92-1,563,765.20-359,371.54

Finding the Fourth Proportional to 1,042,491.92, 1,563,765.20 and 359,371.54

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Solution

The fourth proportional to 1,042,491.92, 1,563,765.20 and 359,371.54 is: 539,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,491.92 : 1,563,765.20 = 359,371.54 : x
  2. Step 2: Convert to fraction form
    1,042,491.92/1,563,765.20 = 359,371.54/x
  3. Step 3: Cross multiply
    1,042,491.92x = 1,563,765.20 × 359,371.54
  4. Step 4: Simplify right side
    1,042,491.92x = 561,972,708,122.41
  5. Step 5: Solve for x
    x = 561,972,708,122.41/1,042,491.92
  6. Step 6: Final answer
    x = 539,066.73

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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.