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Finding the Fourth Proportional to 229,259.60, 343,233.30 and 203,015.60

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Solution

The fourth proportional to 229,259.60, 343,233.30 and 203,015.60 is: 303,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,259.60 : 343,233.30 = 203,015.60 : x
  2. Step 2: Convert to fraction form
    229,259.60/343,233.30 = 203,015.60/x
  3. Step 3: Cross multiply
    229,259.60x = 343,233.30 × 203,015.60
  4. Step 4: Simplify right side
    229,259.60x = 69,681,714,339.48
  5. Step 5: Solve for x
    x = 69,681,714,339.48/229,259.60
  6. Step 6: Final answer
    x = 303,942.41

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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.