Home / 271,930.20-407,895.30-264,154.20

Finding the Fourth Proportional to 271,930.20, 407,895.30 and 264,154.20

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Solution

The fourth proportional to 271,930.20, 407,895.30 and 264,154.20 is: 396,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,930.20 : 407,895.30 = 264,154.20 : x
  2. Step 2: Convert to fraction form
    271,930.20/407,895.30 = 264,154.20/x
  3. Step 3: Cross multiply
    271,930.20x = 407,895.30 × 264,154.20
  4. Step 4: Simplify right side
    271,930.20x = 107,747,256,655.26
  5. Step 5: Solve for x
    x = 107,747,256,655.26/271,930.20
  6. Step 6: Final answer
    x = 396,231.30

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1.5x scale

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.