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Finding the Fourth Proportional to 228,584.80, 343,210.11 and 168,797.76

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Solution

The fourth proportional to 228,584.80, 343,210.11 and 168,797.76 is: 253,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,584.80 : 343,210.11 = 168,797.76 : x
  2. Step 2: Convert to fraction form
    228,584.80/343,210.11 = 168,797.76/x
  3. Step 3: Cross multiply
    228,584.80x = 343,210.11 × 168,797.76
  4. Step 4: Simplify right side
    228,584.80x = 57,933,097,777.35
  5. Step 5: Solve for x
    x = 57,933,097,777.35/228,584.80
  6. Step 6: Final answer
    x = 253,442.48

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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.