Home / 329,946.28-455,327.04-179,043.28

Finding the Fourth Proportional to 329,946.28, 455,327.04 and 179,043.28

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Solution

The fourth proportional to 329,946.28, 455,327.04 and 179,043.28 is: 247,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,946.28 : 455,327.04 = 179,043.28 : x
  2. Step 2: Convert to fraction form
    329,946.28/455,327.04 = 179,043.28/x
  3. Step 3: Cross multiply
    329,946.28x = 455,327.04 × 179,043.28
  4. Step 4: Simplify right side
    329,946.28x = 81,523,246,714.29
  5. Step 5: Solve for x
    x = 81,523,246,714.29/329,946.28
  6. Step 6: Final answer
    x = 247,080.36

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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.