Home / 749,764.44-1,034,522.07-443,687.64

Finding the Fourth Proportional to 749,764.44, 1,034,522.07 and 443,687.64

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Solution

The fourth proportional to 749,764.44, 1,034,522.07 and 443,687.64 is: 612,198.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,764.44 : 1,034,522.07 = 443,687.64 : x
  2. Step 2: Convert to fraction form
    749,764.44/1,034,522.07 = 443,687.64/x
  3. Step 3: Cross multiply
    749,764.44x = 1,034,522.07 × 443,687.64
  4. Step 4: Simplify right side
    749,764.44x = 459,004,655,766.22
  5. Step 5: Solve for x
    x = 459,004,655,766.22/749,764.44
  6. Step 6: Final answer
    x = 612,198.49

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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.