Home / 1,202,271.48-1,659,139.92-658,411.04

Finding the Fourth Proportional to 1,202,271.48, 1,659,139.92 and 658,411.04

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Solution

The fourth proportional to 1,202,271.48, 1,659,139.92 and 658,411.04 is: 908,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,271.48 : 1,659,139.92 = 658,411.04 : x
  2. Step 2: Convert to fraction form
    1,202,271.48/1,659,139.92 = 658,411.04/x
  3. Step 3: Cross multiply
    1,202,271.48x = 1,659,139.92 × 658,411.04
  4. Step 4: Simplify right side
    1,202,271.48x = 1,092,396,031,937.02
  5. Step 5: Solve for x
    x = 1,092,396,031,937.02/1,202,271.48
  6. Step 6: Final answer
    x = 908,610.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.