Home / 777,902.70-1,166,387.31-304,023.54

Finding the Fourth Proportional to 777,902.70, 1,166,387.31 and 304,023.54

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Solution

The fourth proportional to 777,902.70, 1,166,387.31 and 304,023.54 is: 455,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,902.70 : 1,166,387.31 = 304,023.54 : x
  2. Step 2: Convert to fraction form
    777,902.70/1,166,387.31 = 304,023.54/x
  3. Step 3: Cross multiply
    777,902.70x = 1,166,387.31 × 304,023.54
  4. Step 4: Simplify right side
    777,902.70x = 354,609,198,997.28
  5. Step 5: Solve for x
    x = 354,609,198,997.28/777,902.70
  6. Step 6: Final answer
    x = 455,852.90

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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.