Home / 329,949.29-495,111.14-178,144.34

Finding the Fourth Proportional to 329,949.29, 495,111.14 and 178,144.34

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Solution

The fourth proportional to 329,949.29, 495,111.14 and 178,144.34 is: 267,317.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,949.29 : 495,111.14 = 178,144.34 : x
  2. Step 2: Convert to fraction form
    329,949.29/495,111.14 = 178,144.34/x
  3. Step 3: Cross multiply
    329,949.29x = 495,111.14 × 178,144.34
  4. Step 4: Simplify right side
    329,949.29x = 88,201,243,895.67
  5. Step 5: Solve for x
    x = 88,201,243,895.67/329,949.29
  6. Step 6: Final answer
    x = 267,317.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.