Home / 495,201.12-683,375.64-268,846.56

Finding the Fourth Proportional to 495,201.12, 683,375.64 and 268,846.56

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Solution

The fourth proportional to 495,201.12, 683,375.64 and 268,846.56 is: 371,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,201.12 : 683,375.64 = 268,846.56 : x
  2. Step 2: Convert to fraction form
    495,201.12/683,375.64 = 268,846.56/x
  3. Step 3: Cross multiply
    495,201.12x = 683,375.64 × 268,846.56
  4. Step 4: Simplify right side
    495,201.12x = 183,723,190,001.80
  5. Step 5: Solve for x
    x = 183,723,190,001.80/495,201.12
  6. Step 6: Final answer
    x = 371,007.22

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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.