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Finding the Fourth Proportional to 464,463, 696,811.59 and 132,039

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Solution

The fourth proportional to 464,463, 696,811.59 and 132,039 is: 198,091.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,463 : 696,811.59 = 132,039 : x
  2. Step 2: Convert to fraction form
    464,463/696,811.59 = 132,039/x
  3. Step 3: Cross multiply
    464,463x = 696,811.59 × 132,039
  4. Step 4: Simplify right side
    464,463x = 92,006,305,532.01
  5. Step 5: Solve for x
    x = 92,006,305,532.01/464,463
  6. Step 6: Final answer
    x = 198,091.79

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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.