Home / 667,327.90-1,001,046.48-194,012.68

Finding the Fourth Proportional to 667,327.90, 1,001,046.48 and 194,012.68

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Solution

The fourth proportional to 667,327.90, 1,001,046.48 and 194,012.68 is: 291,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,327.90 : 1,001,046.48 = 194,012.68 : x
  2. Step 2: Convert to fraction form
    667,327.90/1,001,046.48 = 194,012.68/x
  3. Step 3: Cross multiply
    667,327.90x = 1,001,046.48 × 194,012.68
  4. Step 4: Simplify right side
    667,327.90x = 194,215,710,389.37
  5. Step 5: Solve for x
    x = 194,215,710,389.37/667,327.90
  6. Step 6: Final answer
    x = 291,034.90

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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.