Home / 691,438.44-1,037,070.18-271,009.56

Finding the Fourth Proportional to 691,438.44, 1,037,070.18 and 271,009.56

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Solution

The fourth proportional to 691,438.44, 1,037,070.18 and 271,009.56 is: 406,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,438.44 : 1,037,070.18 = 271,009.56 : x
  2. Step 2: Convert to fraction form
    691,438.44/1,037,070.18 = 271,009.56/x
  3. Step 3: Cross multiply
    691,438.44x = 1,037,070.18 × 271,009.56
  4. Step 4: Simplify right side
    691,438.44x = 281,055,933,170.92
  5. Step 5: Solve for x
    x = 281,055,933,170.92/691,438.44
  6. Step 6: Final answer
    x = 406,480.05

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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.