Home / 414,528.75-620,505.98-224,517.18

Finding the Fourth Proportional to 414,528.75, 620,505.98 and 224,517.18

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Solution

The fourth proportional to 414,528.75, 620,505.98 and 224,517.18 is: 336,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,528.75 : 620,505.98 = 224,517.18 : x
  2. Step 2: Convert to fraction form
    414,528.75/620,505.98 = 224,517.18/x
  3. Step 3: Cross multiply
    414,528.75x = 620,505.98 × 224,517.18
  4. Step 4: Simplify right side
    414,528.75x = 139,314,251,680.15
  5. Step 5: Solve for x
    x = 139,314,251,680.15/414,528.75
  6. Step 6: Final answer
    x = 336,078.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.