Home / 755,037.89-1,041,974.21-410,896.03

Finding the Fourth Proportional to 755,037.89, 1,041,974.21 and 410,896.03

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Solution

The fourth proportional to 755,037.89, 1,041,974.21 and 410,896.03 is: 567,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,037.89 : 1,041,974.21 = 410,896.03 : x
  2. Step 2: Convert to fraction form
    755,037.89/1,041,974.21 = 410,896.03/x
  3. Step 3: Cross multiply
    755,037.89x = 1,041,974.21 × 410,896.03
  4. Step 4: Simplify right side
    755,037.89x = 428,143,061,591.97
  5. Step 5: Solve for x
    x = 428,143,061,591.97/755,037.89
  6. Step 6: Final answer
    x = 567,048.44

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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.