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Finding the Fourth Proportional to 322,845.84, 484,346.40 and 101,229.84

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Solution

The fourth proportional to 322,845.84, 484,346.40 and 101,229.84 is: 151,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,845.84 : 484,346.40 = 101,229.84 : x
  2. Step 2: Convert to fraction form
    322,845.84/484,346.40 = 101,229.84/x
  3. Step 3: Cross multiply
    322,845.84x = 484,346.40 × 101,229.84
  4. Step 4: Simplify right side
    322,845.84x = 49,030,308,576.58
  5. Step 5: Solve for x
    x = 49,030,308,576.58/322,845.84
  6. Step 6: Final answer
    x = 151,869.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.