Home / 495,103.06-683,243.67-268,748.56

Finding the Fourth Proportional to 495,103.06, 683,243.67 and 268,748.56

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Solution

The fourth proportional to 495,103.06, 683,243.67 and 268,748.56 is: 370,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,103.06 : 683,243.67 = 268,748.56 : x
  2. Step 2: Convert to fraction form
    495,103.06/683,243.67 = 268,748.56/x
  3. Step 3: Cross multiply
    495,103.06x = 683,243.67 × 268,748.56
  4. Step 4: Simplify right side
    495,103.06x = 183,620,752,441.62
  5. Step 5: Solve for x
    x = 183,620,752,441.62/495,103.06
  6. Step 6: Final answer
    x = 370,873.80

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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.