Home / 902,193.87-1,245,027.51-494,311.17

Finding the Fourth Proportional to 902,193.87, 1,245,027.51 and 494,311.17

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Solution

The fourth proportional to 902,193.87, 1,245,027.51 and 494,311.17 is: 682,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,193.87 : 1,245,027.51 = 494,311.17 : x
  2. Step 2: Convert to fraction form
    902,193.87/1,245,027.51 = 494,311.17/x
  3. Step 3: Cross multiply
    902,193.87x = 1,245,027.51 × 494,311.17
  4. Step 4: Simplify right side
    902,193.87x = 615,431,005,150.29
  5. Step 5: Solve for x
    x = 615,431,005,150.29/902,193.87
  6. Step 6: Final answer
    x = 682,149.40

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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.