Home / 752,181.57-1,037,948.31-412,649.82

Finding the Fourth Proportional to 752,181.57, 1,037,948.31 and 412,649.82

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Solution

The fourth proportional to 752,181.57, 1,037,948.31 and 412,649.82 is: 569,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,181.57 : 1,037,948.31 = 412,649.82 : x
  2. Step 2: Convert to fraction form
    752,181.57/1,037,948.31 = 412,649.82/x
  3. Step 3: Cross multiply
    752,181.57x = 1,037,948.31 × 412,649.82
  4. Step 4: Simplify right side
    752,181.57x = 428,309,183,290.80
  5. Step 5: Solve for x
    x = 428,309,183,290.80/752,181.57
  6. Step 6: Final answer
    x = 569,422.60

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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.