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Finding the Fourth Proportional to 550,761.16, 826,181.23 and 230,590.84

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Solution

The fourth proportional to 550,761.16, 826,181.23 and 230,590.84 is: 345,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,761.16 : 826,181.23 = 230,590.84 : x
  2. Step 2: Convert to fraction form
    550,761.16/826,181.23 = 230,590.84/x
  3. Step 3: Cross multiply
    550,761.16x = 826,181.23 × 230,590.84
  4. Step 4: Simplify right side
    550,761.16x = 190,509,823,817.93
  5. Step 5: Solve for x
    x = 190,509,823,817.93/550,761.16
  6. Step 6: Final answer
    x = 345,902.79

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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.