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Finding the Fourth Proportional to 322,102.84, 444,487.08 and 178,871.80

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Solution

The fourth proportional to 322,102.84, 444,487.08 and 178,871.80 is: 246,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,102.84 : 444,487.08 = 178,871.80 : x
  2. Step 2: Convert to fraction form
    322,102.84/444,487.08 = 178,871.80/x
  3. Step 3: Cross multiply
    322,102.84x = 444,487.08 × 178,871.80
  4. Step 4: Simplify right side
    322,102.84x = 79,506,204,076.34
  5. Step 5: Solve for x
    x = 79,506,204,076.34/322,102.84
  6. Step 6: Final answer
    x = 246,834.84

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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.