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Finding the Fourth Proportional to 441,287.95, 662,286.63 and 228,118.58

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Solution

The fourth proportional to 441,287.95, 662,286.63 and 228,118.58 is: 342,361.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,287.95 : 662,286.63 = 228,118.58 : x
  2. Step 2: Convert to fraction form
    441,287.95/662,286.63 = 228,118.58/x
  3. Step 3: Cross multiply
    441,287.95x = 662,286.63 × 228,118.58
  4. Step 4: Simplify right side
    441,287.95x = 151,079,884,333.01
  5. Step 5: Solve for x
    x = 151,079,884,333.01/441,287.95
  6. Step 6: Final answer
    x = 342,361.23

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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.