Home / 495,115.14-683,258.31-268,760.64

Finding the Fourth Proportional to 495,115.14, 683,258.31 and 268,760.64

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Solution

The fourth proportional to 495,115.14, 683,258.31 and 268,760.64 is: 370,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,115.14 : 683,258.31 = 268,760.64 : x
  2. Step 2: Convert to fraction form
    495,115.14/683,258.31 = 268,760.64/x
  3. Step 3: Cross multiply
    495,115.14x = 683,258.31 × 268,760.64
  4. Step 4: Simplify right side
    495,115.14x = 183,632,940,680.92
  5. Step 5: Solve for x
    x = 183,632,940,680.92/495,115.14
  6. Step 6: Final answer
    x = 370,889.37

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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.