Home / 695,748.89-1,043,772.29-215,966.16

Finding the Fourth Proportional to 695,748.89, 1,043,772.29 and 215,966.16

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Solution

The fourth proportional to 695,748.89, 1,043,772.29 and 215,966.16 is: 323,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,748.89 : 1,043,772.29 = 215,966.16 : x
  2. Step 2: Convert to fraction form
    695,748.89/1,043,772.29 = 215,966.16/x
  3. Step 3: Cross multiply
    695,748.89x = 1,043,772.29 × 215,966.16
  4. Step 4: Simplify right side
    695,748.89x = 225,419,493,385.71
  5. Step 5: Solve for x
    x = 225,419,493,385.71/695,748.89
  6. Step 6: Final answer
    x = 323,995.48

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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.