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Finding the Fourth Proportional to 329,179.64, 454,262.48 and 183,988.80

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Solution

The fourth proportional to 329,179.64, 454,262.48 and 183,988.80 is: 253,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,179.64 : 454,262.48 = 183,988.80 : x
  2. Step 2: Convert to fraction form
    329,179.64/454,262.48 = 183,988.80/x
  3. Step 3: Cross multiply
    329,179.64x = 454,262.48 × 183,988.80
  4. Step 4: Simplify right side
    329,179.64x = 83,579,207,660.28
  5. Step 5: Solve for x
    x = 83,579,207,660.28/329,179.64
  6. Step 6: Final answer
    x = 253,901.51

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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.