Home / 222,612.75-307,251.96-204,679.35

Finding the Fourth Proportional to 222,612.75, 307,251.96 and 204,679.35

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Solution

The fourth proportional to 222,612.75, 307,251.96 and 204,679.35 is: 282,500.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,612.75 : 307,251.96 = 204,679.35 : x
  2. Step 2: Convert to fraction form
    222,612.75/307,251.96 = 204,679.35/x
  3. Step 3: Cross multiply
    222,612.75x = 307,251.96 × 204,679.35
  4. Step 4: Simplify right side
    222,612.75x = 62,888,131,459.03
  5. Step 5: Solve for x
    x = 62,888,131,459.03/222,612.75
  6. Step 6: Final answer
    x = 282,500.13

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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.