Home / 324,586.03-486,153.04-187,641.34

Finding the Fourth Proportional to 324,586.03, 486,153.04 and 187,641.34

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Solution

The fourth proportional to 324,586.03, 486,153.04 and 187,641.34 is: 281,042.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,586.03 : 486,153.04 = 187,641.34 : x
  2. Step 2: Convert to fraction form
    324,586.03/486,153.04 = 187,641.34/x
  3. Step 3: Cross multiply
    324,586.03x = 486,153.04 × 187,641.34
  4. Step 4: Simplify right side
    324,586.03x = 91,222,407,870.67
  5. Step 5: Solve for x
    x = 91,222,407,870.67/324,586.03
  6. Step 6: Final answer
    x = 281,042.31

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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.