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Finding the Fourth Proportional to 296,450, 444,721.08 and 99,504.08

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Solution

The fourth proportional to 296,450, 444,721.08 and 99,504.08 is: 149,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,450 : 444,721.08 = 99,504.08 : x
  2. Step 2: Convert to fraction form
    296,450/444,721.08 = 99,504.08/x
  3. Step 3: Cross multiply
    296,450x = 444,721.08 × 99,504.08
  4. Step 4: Simplify right side
    296,450x = 44,251,561,922.01
  5. Step 5: Solve for x
    x = 44,251,561,922.01/296,450
  6. Step 6: Final answer
    x = 149,271.59

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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.