Home / 327,621.95-452,257.79-220,254.25

Finding the Fourth Proportional to 327,621.95, 452,257.79 and 220,254.25

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Solution

The fourth proportional to 327,621.95, 452,257.79 and 220,254.25 is: 304,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,621.95 : 452,257.79 = 220,254.25 : x
  2. Step 2: Convert to fraction form
    327,621.95/452,257.79 = 220,254.25/x
  3. Step 3: Cross multiply
    327,621.95x = 452,257.79 × 220,254.25
  4. Step 4: Simplify right side
    327,621.95x = 99,611,699,241.84
  5. Step 5: Solve for x
    x = 99,611,699,241.84/327,621.95
  6. Step 6: Final answer
    x = 304,044.65

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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.