Home / 755,932.80-1,043,190.06-416,400.24

Finding the Fourth Proportional to 755,932.80, 1,043,190.06 and 416,400.24

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Solution

The fourth proportional to 755,932.80, 1,043,190.06 and 416,400.24 is: 574,633.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,932.80 : 1,043,190.06 = 416,400.24 : x
  2. Step 2: Convert to fraction form
    755,932.80/1,043,190.06 = 416,400.24/x
  3. Step 3: Cross multiply
    755,932.80x = 1,043,190.06 × 416,400.24
  4. Step 4: Simplify right side
    755,932.80x = 434,384,591,349.61
  5. Step 5: Solve for x
    x = 434,384,591,349.61/755,932.80
  6. Step 6: Final answer
    x = 574,633.87

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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.