Home / 327,621.63-452,257.36-220,253.94

Finding the Fourth Proportional to 327,621.63, 452,257.36 and 220,253.94

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Solution

The fourth proportional to 327,621.63, 452,257.36 and 220,253.94 is: 304,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,621.63 : 452,257.36 = 220,253.94 : x
  2. Step 2: Convert to fraction form
    327,621.63/452,257.36 = 220,253.94/x
  3. Step 3: Cross multiply
    327,621.63x = 452,257.36 × 220,253.94
  4. Step 4: Simplify right side
    327,621.63x = 99,611,465,434.00
  5. Step 5: Solve for x
    x = 99,611,465,434.00/327,621.63
  6. Step 6: Final answer
    x = 304,044.23

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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.