Home / 271,000.02-406,353.42-215,199.12

Finding the Fourth Proportional to 271,000.02, 406,353.42 and 215,199.12

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Solution

The fourth proportional to 271,000.02, 406,353.42 and 215,199.12 is: 322,682.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,000.02 : 406,353.42 = 215,199.12 : x
  2. Step 2: Convert to fraction form
    271,000.02/406,353.42 = 215,199.12/x
  3. Step 3: Cross multiply
    271,000.02x = 406,353.42 × 215,199.12
  4. Step 4: Simplify right side
    271,000.02x = 87,446,898,392.99
  5. Step 5: Solve for x
    x = 87,446,898,392.99/271,000.02
  6. Step 6: Final answer
    x = 322,682.26

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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.