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Finding the Fourth Proportional to 275,571.72, 413,005.23 and 239,887.17

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Solution

The fourth proportional to 275,571.72, 413,005.23 and 239,887.17 is: 359,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,571.72 : 413,005.23 = 239,887.17 : x
  2. Step 2: Convert to fraction form
    275,571.72/413,005.23 = 239,887.17/x
  3. Step 3: Cross multiply
    275,571.72x = 413,005.23 × 239,887.17
  4. Step 4: Simplify right side
    275,571.72x = 99,074,655,819.90
  5. Step 5: Solve for x
    x = 99,074,655,819.90/275,571.72
  6. Step 6: Final answer
    x = 359,524.03

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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.