Home / 667,792.48-1,001,853.12-194,481.76

Finding the Fourth Proportional to 667,792.48, 1,001,853.12 and 194,481.76

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Solution

The fourth proportional to 667,792.48, 1,001,853.12 and 194,481.76 is: 291,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,792.48 : 1,001,853.12 = 194,481.76 : x
  2. Step 2: Convert to fraction form
    667,792.48/1,001,853.12 = 194,481.76/x
  3. Step 3: Cross multiply
    667,792.48x = 1,001,853.12 × 194,481.76
  4. Step 4: Simplify right side
    667,792.48x = 194,842,158,039.09
  5. Step 5: Solve for x
    x = 194,842,158,039.09/667,792.48
  6. Step 6: Final answer
    x = 291,770.52

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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.