Home / 728,062.52-1,092,585.45-254,751.98

Finding the Fourth Proportional to 728,062.52, 1,092,585.45 and 254,751.98

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Solution

The fourth proportional to 728,062.52, 1,092,585.45 and 254,751.98 is: 382,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,062.52 : 1,092,585.45 = 254,751.98 : x
  2. Step 2: Convert to fraction form
    728,062.52/1,092,585.45 = 254,751.98/x
  3. Step 3: Cross multiply
    728,062.52x = 1,092,585.45 × 254,751.98
  4. Step 4: Simplify right side
    728,062.52x = 278,338,306,706.69
  5. Step 5: Solve for x
    x = 278,338,306,706.69/728,062.52
  6. Step 6: Final answer
    x = 382,300.01

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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.