Home / 708,862.24-1,063,576.56-288,171.04

Finding the Fourth Proportional to 708,862.24, 1,063,576.56 and 288,171.04

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Solution

The fourth proportional to 708,862.24, 1,063,576.56 and 288,171.04 is: 432,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,862.24 : 1,063,576.56 = 288,171.04 : x
  2. Step 2: Convert to fraction form
    708,862.24/1,063,576.56 = 288,171.04/x
  3. Step 3: Cross multiply
    708,862.24x = 1,063,576.56 × 288,171.04
  4. Step 4: Simplify right side
    708,862.24x = 306,491,963,414.82
  5. Step 5: Solve for x
    x = 306,491,963,414.82/708,862.24
  6. Step 6: Final answer
    x = 432,371.69

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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.