Home / 702,542.75-1,053,814.13-259,310.75

Finding the Fourth Proportional to 702,542.75, 1,053,814.13 and 259,310.75

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Solution

The fourth proportional to 702,542.75, 1,053,814.13 and 259,310.75 is: 388,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,542.75 : 1,053,814.13 = 259,310.75 : x
  2. Step 2: Convert to fraction form
    702,542.75/1,053,814.13 = 259,310.75/x
  3. Step 3: Cross multiply
    702,542.75x = 1,053,814.13 × 259,310.75
  4. Step 4: Simplify right side
    702,542.75x = 273,265,332,410.90
  5. Step 5: Solve for x
    x = 273,265,332,410.90/702,542.75
  6. Step 6: Final answer
    x = 388,966.13

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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.