Home / 801,620.97-1,202,130.33-261,751.11

Finding the Fourth Proportional to 801,620.97, 1,202,130.33 and 261,751.11

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Solution

The fourth proportional to 801,620.97, 1,202,130.33 and 261,751.11 is: 392,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,620.97 : 1,202,130.33 = 261,751.11 : x
  2. Step 2: Convert to fraction form
    801,620.97/1,202,130.33 = 261,751.11/x
  3. Step 3: Cross multiply
    801,620.97x = 1,202,130.33 × 261,751.11
  4. Step 4: Simplify right side
    801,620.97x = 314,658,948,242.17
  5. Step 5: Solve for x
    x = 314,658,948,242.17/801,620.97
  6. Step 6: Final answer
    x = 392,528.34

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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.