Home / 901,529.34-1,244,105.94-493,623.78

Finding the Fourth Proportional to 901,529.34, 1,244,105.94 and 493,623.78

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Solution

The fourth proportional to 901,529.34, 1,244,105.94 and 493,623.78 is: 681,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,529.34 : 1,244,105.94 = 493,623.78 : x
  2. Step 2: Convert to fraction form
    901,529.34/1,244,105.94 = 493,623.78/x
  3. Step 3: Cross multiply
    901,529.34x = 1,244,105.94 × 493,623.78
  4. Step 4: Simplify right side
    901,529.34x = 614,120,276,823.25
  5. Step 5: Solve for x
    x = 614,120,276,823.25/901,529.34
  6. Step 6: Final answer
    x = 681,198.33

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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.