Home / 901,916.76-1,244,645.66-494,025.42

Finding the Fourth Proportional to 901,916.76, 1,244,645.66 and 494,025.42

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Solution

The fourth proportional to 901,916.76, 1,244,645.66 and 494,025.42 is: 681,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,916.76 : 1,244,645.66 = 494,025.42 : x
  2. Step 2: Convert to fraction form
    901,916.76/1,244,645.66 = 494,025.42/x
  3. Step 3: Cross multiply
    901,916.76x = 1,244,645.66 × 494,025.42
  4. Step 4: Simplify right side
    901,916.76x = 614,886,594,932.68
  5. Step 5: Solve for x
    x = 614,886,594,932.68/901,916.76
  6. Step 6: Final answer
    x = 681,755.37

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Half scale
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Double scale
Find fourth proportional to 901,917.76, 1,244,647.04 and 494,026.42
Similar ratio
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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.