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Finding the Fourth Proportional to 220,573.28, 330,674.88 and 183,028.16

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Solution

The fourth proportional to 220,573.28, 330,674.88 and 183,028.16 is: 274,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,573.28 : 330,674.88 = 183,028.16 : x
  2. Step 2: Convert to fraction form
    220,573.28/330,674.88 = 183,028.16/x
  3. Step 3: Cross multiply
    220,573.28x = 330,674.88 × 183,028.16
  4. Step 4: Simplify right side
    220,573.28x = 60,522,814,844.62
  5. Step 5: Solve for x
    x = 60,522,814,844.62/220,573.28
  6. Step 6: Final answer
    x = 274,388.70

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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.