Home / 495,028.92-683,140.38-268,674.60

Finding the Fourth Proportional to 495,028.92, 683,140.38 and 268,674.60

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Solution

The fourth proportional to 495,028.92, 683,140.38 and 268,674.60 is: 370,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,028.92 : 683,140.38 = 268,674.60 : x
  2. Step 2: Convert to fraction form
    495,028.92/683,140.38 = 268,674.60/x
  3. Step 3: Cross multiply
    495,028.92x = 683,140.38 × 268,674.60
  4. Step 4: Simplify right side
    495,028.92x = 183,542,468,340.35
  5. Step 5: Solve for x
    x = 183,542,468,340.35/495,028.92
  6. Step 6: Final answer
    x = 370,771.20

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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.