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Finding the Fourth Proportional to 496,810.92, 745,228.68 and 181,267.82

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Solution

The fourth proportional to 496,810.92, 745,228.68 and 181,267.82 is: 271,906.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,810.92 : 745,228.68 = 181,267.82 : x
  2. Step 2: Convert to fraction form
    496,810.92/745,228.68 = 181,267.82/x
  3. Step 3: Cross multiply
    496,810.92x = 745,228.68 × 181,267.82
  4. Step 4: Simplify right side
    496,810.92x = 135,085,973,592.60
  5. Step 5: Solve for x
    x = 135,085,973,592.60/496,810.92
  6. Step 6: Final answer
    x = 271,906.21

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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.