Home / 679,944.30-1,019,952.84-174,509.66

Finding the Fourth Proportional to 679,944.30, 1,019,952.84 and 174,509.66

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Solution

The fourth proportional to 679,944.30, 1,019,952.84 and 174,509.66 is: 261,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,944.30 : 1,019,952.84 = 174,509.66 : x
  2. Step 2: Convert to fraction form
    679,944.30/1,019,952.84 = 174,509.66/x
  3. Step 3: Cross multiply
    679,944.30x = 1,019,952.84 × 174,509.66
  4. Step 4: Simplify right side
    679,944.30x = 177,991,623,324.43
  5. Step 5: Solve for x
    x = 177,991,623,324.43/679,944.30
  6. Step 6: Final answer
    x = 261,773.83

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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.