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Finding the Fourth Proportional to 493,302.30, 739,953.45 and 177,791.10

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Solution

The fourth proportional to 493,302.30, 739,953.45 and 177,791.10 is: 266,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,302.30 : 739,953.45 = 177,791.10 : x
  2. Step 2: Convert to fraction form
    493,302.30/739,953.45 = 177,791.10/x
  3. Step 3: Cross multiply
    493,302.30x = 739,953.45 × 177,791.10
  4. Step 4: Simplify right side
    493,302.30x = 131,557,137,824.30
  5. Step 5: Solve for x
    x = 131,557,137,824.30/493,302.30
  6. Step 6: Final answer
    x = 266,686.65

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Similar ratio
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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.