Home / 493,341.90-739,559.25-177,721.62

Finding the Fourth Proportional to 493,341.90, 739,559.25 and 177,721.62

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Solution

The fourth proportional to 493,341.90, 739,559.25 and 177,721.62 is: 266,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,341.90 : 739,559.25 = 177,721.62 : x
  2. Step 2: Convert to fraction form
    493,341.90/739,559.25 = 177,721.62/x
  3. Step 3: Cross multiply
    493,341.90x = 739,559.25 × 177,721.62
  4. Step 4: Simplify right side
    493,341.90x = 131,435,667,995.99
  5. Step 5: Solve for x
    x = 131,435,667,995.99/493,341.90
  6. Step 6: Final answer
    x = 266,419.03

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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.