Home / 667,381.04-1,001,169.16-194,004.88

Finding the Fourth Proportional to 667,381.04, 1,001,169.16 and 194,004.88

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Solution

The fourth proportional to 667,381.04, 1,001,169.16 and 194,004.88 is: 291,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,381.04 : 1,001,169.16 = 194,004.88 : x
  2. Step 2: Convert to fraction form
    667,381.04/1,001,169.16 = 194,004.88/x
  3. Step 3: Cross multiply
    667,381.04x = 1,001,169.16 × 194,004.88
  4. Step 4: Simplify right side
    667,381.04x = 194,231,702,745.50
  5. Step 5: Solve for x
    x = 194,231,702,745.50/667,381.04
  6. Step 6: Final answer
    x = 291,035.69

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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.