Home / 327,622.45-452,258.48-220,254.76

Finding the Fourth Proportional to 327,622.45, 452,258.48 and 220,254.76

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Solution

The fourth proportional to 327,622.45, 452,258.48 and 220,254.76 is: 304,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,622.45 : 452,258.48 = 220,254.76 : x
  2. Step 2: Convert to fraction form
    327,622.45/452,258.48 = 220,254.76/x
  3. Step 3: Cross multiply
    327,622.45x = 452,258.48 × 220,254.76
  4. Step 4: Simplify right side
    327,622.45x = 99,612,079,607.80
  5. Step 5: Solve for x
    x = 99,612,079,607.80/327,622.45
  6. Step 6: Final answer
    x = 304,045.35

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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.