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Finding the Fourth Proportional to 493,100.92, 739,209.12 and 177,337

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Solution

The fourth proportional to 493,100.92, 739,209.12 and 177,337 is: 265,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,100.92 : 739,209.12 = 177,337 : x
  2. Step 2: Convert to fraction form
    493,100.92/739,209.12 = 177,337/x
  3. Step 3: Cross multiply
    493,100.92x = 739,209.12 × 177,337
  4. Step 4: Simplify right side
    493,100.92x = 131,089,127,713.44
  5. Step 5: Solve for x
    x = 131,089,127,713.44/493,100.92
  6. Step 6: Final answer
    x = 265,846.45

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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.