Home / 667,671.48-1,001,671.38-194,360.94

Finding the Fourth Proportional to 667,671.48, 1,001,671.38 and 194,360.94

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Solution

The fourth proportional to 667,671.48, 1,001,671.38 and 194,360.94 is: 291,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,671.48 : 1,001,671.38 = 194,360.94 : x
  2. Step 2: Convert to fraction form
    667,671.48/1,001,671.38 = 194,360.94/x
  3. Step 3: Cross multiply
    667,671.48x = 1,001,671.38 × 194,360.94
  4. Step 4: Simplify right side
    667,671.48x = 194,685,790,987.90
  5. Step 5: Solve for x
    x = 194,685,790,987.90/667,671.48
  6. Step 6: Final answer
    x = 291,589.20

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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.