Home / 741,031.67-1,022,610.26-418,734.83

Finding the Fourth Proportional to 741,031.67, 1,022,610.26 and 418,734.83

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Solution

The fourth proportional to 741,031.67, 1,022,610.26 and 418,734.83 is: 577,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,031.67 : 1,022,610.26 = 418,734.83 : x
  2. Step 2: Convert to fraction form
    741,031.67/1,022,610.26 = 418,734.83/x
  3. Step 3: Cross multiply
    741,031.67x = 1,022,610.26 × 418,734.83
  4. Step 4: Simplify right side
    741,031.67x = 428,202,526,170.63
  5. Step 5: Solve for x
    x = 428,202,526,170.63/741,031.67
  6. Step 6: Final answer
    x = 577,846.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.