Home / 329,445.16-454,634.26-178,542.16

Finding the Fourth Proportional to 329,445.16, 454,634.26 and 178,542.16

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Solution

The fourth proportional to 329,445.16, 454,634.26 and 178,542.16 is: 246,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,445.16 : 454,634.26 = 178,542.16 : x
  2. Step 2: Convert to fraction form
    329,445.16/454,634.26 = 178,542.16/x
  3. Step 3: Cross multiply
    329,445.16x = 454,634.26 × 178,542.16
  4. Step 4: Simplify right side
    329,445.16x = 81,171,382,790.40
  5. Step 5: Solve for x
    x = 81,171,382,790.40/329,445.16
  6. Step 6: Final answer
    x = 246,388.15

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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.