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Finding the Fourth Proportional to 229,224.60, 343,180.80 and 202,980.60

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Solution

The fourth proportional to 229,224.60, 343,180.80 and 202,980.60 is: 303,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,224.60 : 343,180.80 = 202,980.60 : x
  2. Step 2: Convert to fraction form
    229,224.60/343,180.80 = 202,980.60/x
  3. Step 3: Cross multiply
    229,224.60x = 343,180.80 × 202,980.60
  4. Step 4: Simplify right side
    229,224.60x = 69,659,044,692.48
  5. Step 5: Solve for x
    x = 69,659,044,692.48/229,224.60
  6. Step 6: Final answer
    x = 303,889.92

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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.