Home / 901,659.47-1,244,290.70-493,761.42

Finding the Fourth Proportional to 901,659.47, 1,244,290.70 and 493,761.42

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Solution

The fourth proportional to 901,659.47, 1,244,290.70 and 493,761.42 is: 681,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,659.47 : 1,244,290.70 = 493,761.42 : x
  2. Step 2: Convert to fraction form
    901,659.47/1,244,290.70 = 493,761.42/x
  3. Step 3: Cross multiply
    901,659.47x = 1,244,290.70 × 493,761.42
  4. Step 4: Simplify right side
    901,659.47x = 614,382,740,455.99
  5. Step 5: Solve for x
    x = 614,382,740,455.99/901,659.47
  6. Step 6: Final answer
    x = 681,391.11

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Double scale
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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.