Home / 680,738.96-1,021,108.44-182,090

Finding the Fourth Proportional to 680,738.96, 1,021,108.44 and 182,090

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Solution

The fourth proportional to 680,738.96, 1,021,108.44 and 182,090 is: 273,135

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,738.96 : 1,021,108.44 = 182,090 : x
  2. Step 2: Convert to fraction form
    680,738.96/1,021,108.44 = 182,090/x
  3. Step 3: Cross multiply
    680,738.96x = 1,021,108.44 × 182,090
  4. Step 4: Simplify right side
    680,738.96x = 185,933,635,839.60
  5. Step 5: Solve for x
    x = 185,933,635,839.60/680,738.96
  6. Step 6: Final answer
    x = 273,135

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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.