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Finding the Fourth Proportional to 322,184.79, 444,602.71 and 178,954.02

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Solution

The fourth proportional to 322,184.79, 444,602.71 and 178,954.02 is: 246,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,184.79 : 444,602.71 = 178,954.02 : x
  2. Step 2: Convert to fraction form
    322,184.79/444,602.71 = 178,954.02/x
  3. Step 3: Cross multiply
    322,184.79x = 444,602.71 × 178,954.02
  4. Step 4: Simplify right side
    322,184.79x = 79,563,439,587.00
  5. Step 5: Solve for x
    x = 79,563,439,587.00/322,184.79
  6. Step 6: Final answer
    x = 246,949.71

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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.