Home / 752,108.14-1,037,847.54-412,576.39

Finding the Fourth Proportional to 752,108.14, 1,037,847.54 and 412,576.39

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Solution

The fourth proportional to 752,108.14, 1,037,847.54 and 412,576.39 is: 569,321.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,108.14 : 1,037,847.54 = 412,576.39 : x
  2. Step 2: Convert to fraction form
    752,108.14/1,037,847.54 = 412,576.39/x
  3. Step 3: Cross multiply
    752,108.14x = 1,037,847.54 × 412,576.39
  4. Step 4: Simplify right side
    752,108.14x = 428,191,391,423.58
  5. Step 5: Solve for x
    x = 428,191,391,423.58/752,108.14
  6. Step 6: Final answer
    x = 569,321.58

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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.