Home / 691,334.75-1,037,002.15-218,057.01

Finding the Fourth Proportional to 691,334.75, 1,037,002.15 and 218,057.01

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Solution

The fourth proportional to 691,334.75, 1,037,002.15 and 218,057.01 is: 327,085.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,334.75 : 1,037,002.15 = 218,057.01 : x
  2. Step 2: Convert to fraction form
    691,334.75/1,037,002.15 = 218,057.01/x
  3. Step 3: Cross multiply
    691,334.75x = 1,037,002.15 × 218,057.01
  4. Step 4: Simplify right side
    691,334.75x = 226,125,589,182.95
  5. Step 5: Solve for x
    x = 226,125,589,182.95/691,334.75
  6. Step 6: Final answer
    x = 327,085.53

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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.