Home / 452,519.46-624,456.68-271,331.37

Finding the Fourth Proportional to 452,519.46, 624,456.68 and 271,331.37

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Solution

The fourth proportional to 452,519.46, 624,456.68 and 271,331.37 is: 374,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,519.46 : 624,456.68 = 271,331.37 : x
  2. Step 2: Convert to fraction form
    452,519.46/624,456.68 = 271,331.37/x
  3. Step 3: Cross multiply
    452,519.46x = 624,456.68 × 271,331.37
  4. Step 4: Simplify right side
    452,519.46x = 169,434,685,133.40
  5. Step 5: Solve for x
    x = 169,434,685,133.40/452,519.46
  6. Step 6: Final answer
    x = 374,425.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.