Home / 725,663.31-1,087,461.24-534,621.27

Finding the Fourth Proportional to 725,663.31, 1,087,461.24 and 534,621.27

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Solution

The fourth proportional to 725,663.31, 1,087,461.24 and 534,621.27 is: 801,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,663.31 : 1,087,461.24 = 534,621.27 : x
  2. Step 2: Convert to fraction form
    725,663.31/1,087,461.24 = 534,621.27/x
  3. Step 3: Cross multiply
    725,663.31x = 1,087,461.24 × 534,621.27
  4. Step 4: Simplify right side
    725,663.31x = 581,379,909,204.58
  5. Step 5: Solve for x
    x = 581,379,909,204.58/725,663.31
  6. Step 6: Final answer
    x = 801,170.32

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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.