Home / 1,016,897.31-1,524,747.92-385,855.47

Finding the Fourth Proportional to 1,016,897.31, 1,524,747.92 and 385,855.47

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Solution

The fourth proportional to 1,016,897.31, 1,524,747.92 and 385,855.47 is: 578,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,897.31 : 1,524,747.92 = 385,855.47 : x
  2. Step 2: Convert to fraction form
    1,016,897.31/1,524,747.92 = 385,855.47/x
  3. Step 3: Cross multiply
    1,016,897.31x = 1,524,747.92 × 385,855.47
  4. Step 4: Simplify right side
    1,016,897.31x = 588,332,323,373.85
  5. Step 5: Solve for x
    x = 588,332,323,373.85/1,016,897.31
  6. Step 6: Final answer
    x = 578,556.28

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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.