Home / 850,754.16-1,174,123.49-635,520.56

Finding the Fourth Proportional to 850,754.16, 1,174,123.49 and 635,520.56

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Solution

The fourth proportional to 850,754.16, 1,174,123.49 and 635,520.56 is: 877,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,754.16 : 1,174,123.49 = 635,520.56 : x
  2. Step 2: Convert to fraction form
    850,754.16/1,174,123.49 = 635,520.56/x
  3. Step 3: Cross multiply
    850,754.16x = 1,174,123.49 × 635,520.56
  4. Step 4: Simplify right side
    850,754.16x = 746,179,608,825.73
  5. Step 5: Solve for x
    x = 746,179,608,825.73/850,754.16
  6. Step 6: Final answer
    x = 877,080.18

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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.