Home / 495,466.20-683,852.22-325,716.12

Finding the Fourth Proportional to 495,466.20, 683,852.22 and 325,716.12

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Solution

The fourth proportional to 495,466.20, 683,852.22 and 325,716.12 is: 449,559.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,466.20 : 683,852.22 = 325,716.12 : x
  2. Step 2: Convert to fraction form
    495,466.20/683,852.22 = 325,716.12/x
  3. Step 3: Cross multiply
    495,466.20x = 683,852.22 × 325,716.12
  4. Step 4: Simplify right side
    495,466.20x = 222,741,691,751.79
  5. Step 5: Solve for x
    x = 222,741,691,751.79/495,466.20
  6. Step 6: Final answer
    x = 449,559.81

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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.