Home / 725,107.19-1,085,605.49-602,543.61

Finding the Fourth Proportional to 725,107.19, 1,085,605.49 and 602,543.61

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Solution

The fourth proportional to 725,107.19, 1,085,605.49 and 602,543.61 is: 902,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,107.19 : 1,085,605.49 = 602,543.61 : x
  2. Step 2: Convert to fraction form
    725,107.19/1,085,605.49 = 602,543.61/x
  3. Step 3: Cross multiply
    725,107.19x = 1,085,605.49 × 602,543.61
  4. Step 4: Simplify right side
    725,107.19x = 654,124,649,097.47
  5. Step 5: Solve for x
    x = 654,124,649,097.47/725,107.19
  6. Step 6: Final answer
    x = 902,107.52

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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.