Home / 725,659.24-1,087,455.15-534,617.20

Finding the Fourth Proportional to 725,659.24, 1,087,455.15 and 534,617.20

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Solution

The fourth proportional to 725,659.24, 1,087,455.15 and 534,617.20 is: 801,164.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,659.24 : 1,087,455.15 = 534,617.20 : x
  2. Step 2: Convert to fraction form
    725,659.24/1,087,455.15 = 534,617.20/x
  3. Step 3: Cross multiply
    725,659.24x = 1,087,455.15 × 534,617.20
  4. Step 4: Simplify right side
    725,659.24x = 581,372,227,418.58
  5. Step 5: Solve for x
    x = 581,372,227,418.58/725,659.24
  6. Step 6: Final answer
    x = 801,164.23

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1.5x scale

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.