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Finding the Fourth Proportional to 222,060.60, 333,090.90 and 216,811.80

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Solution

The fourth proportional to 222,060.60, 333,090.90 and 216,811.80 is: 325,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,060.60 : 333,090.90 = 216,811.80 : x
  2. Step 2: Convert to fraction form
    222,060.60/333,090.90 = 216,811.80/x
  3. Step 3: Cross multiply
    222,060.60x = 333,090.90 × 216,811.80
  4. Step 4: Simplify right side
    222,060.60x = 72,218,037,592.62
  5. Step 5: Solve for x
    x = 72,218,037,592.62/222,060.60
  6. Step 6: Final answer
    x = 325,217.70

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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.