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Finding the Fourth Proportional to 329,635.63, 454,897.43 and 178,732.63

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Solution

The fourth proportional to 329,635.63, 454,897.43 and 178,732.63 is: 246,651.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,635.63 : 454,897.43 = 178,732.63 : x
  2. Step 2: Convert to fraction form
    329,635.63/454,897.43 = 178,732.63/x
  3. Step 3: Cross multiply
    329,635.63x = 454,897.43 × 178,732.63
  4. Step 4: Simplify right side
    329,635.63x = 81,305,014,044.14
  5. Step 5: Solve for x
    x = 81,305,014,044.14/329,635.63
  6. Step 6: Final answer
    x = 246,651.17

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1.5x scale

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.