Home / 772,687.55-1,157,609.44-484,444.37

Finding the Fourth Proportional to 772,687.55, 1,157,609.44 and 484,444.37

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Solution

The fourth proportional to 772,687.55, 1,157,609.44 and 484,444.37 is: 725,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,687.55 : 1,157,609.44 = 484,444.37 : x
  2. Step 2: Convert to fraction form
    772,687.55/1,157,609.44 = 484,444.37/x
  3. Step 3: Cross multiply
    772,687.55x = 1,157,609.44 × 484,444.37
  4. Step 4: Simplify right side
    772,687.55x = 560,797,375,866.85
  5. Step 5: Solve for x
    x = 560,797,375,866.85/772,687.55
  6. Step 6: Final answer
    x = 725,775.09

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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.