Home / 783,254.44-1,080,944.58-443,725.48

Finding the Fourth Proportional to 783,254.44, 1,080,944.58 and 443,725.48

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Solution

The fourth proportional to 783,254.44, 1,080,944.58 and 443,725.48 is: 612,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,254.44 : 1,080,944.58 = 443,725.48 : x
  2. Step 2: Convert to fraction form
    783,254.44/1,080,944.58 = 443,725.48/x
  3. Step 3: Cross multiply
    783,254.44x = 1,080,944.58 × 443,725.48
  4. Step 4: Simplify right side
    783,254.44x = 479,642,652,613.90
  5. Step 5: Solve for x
    x = 479,642,652,613.90/783,254.44
  6. Step 6: Final answer
    x = 612,371.44

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Double scale
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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.