Home / 495,199.12-683,372.88-268,844.56

Finding the Fourth Proportional to 495,199.12, 683,372.88 and 268,844.56

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Solution

The fourth proportional to 495,199.12, 683,372.88 and 268,844.56 is: 371,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,199.12 : 683,372.88 = 268,844.56 : x
  2. Step 2: Convert to fraction form
    495,199.12/683,372.88 = 268,844.56/x
  3. Step 3: Cross multiply
    495,199.12x = 683,372.88 × 268,844.56
  4. Step 4: Simplify right side
    495,199.12x = 183,721,081,239.53
  5. Step 5: Solve for x
    x = 183,721,081,239.53/495,199.12
  6. Step 6: Final answer
    x = 371,004.46

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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.