Home / 351,396.27-526,542.46-271,629.69

Finding the Fourth Proportional to 351,396.27, 526,542.46 and 271,629.69

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Solution

The fourth proportional to 351,396.27, 526,542.46 and 271,629.69 is: 407,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,396.27 : 526,542.46 = 271,629.69 : x
  2. Step 2: Convert to fraction form
    351,396.27/526,542.46 = 271,629.69/x
  3. Step 3: Cross multiply
    351,396.27x = 526,542.46 × 271,629.69
  4. Step 4: Simplify right side
    351,396.27x = 143,024,565,181.64
  5. Step 5: Solve for x
    x = 143,024,565,181.64/351,396.27
  6. Step 6: Final answer
    x = 407,017.88

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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.