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Finding the Fourth Proportional to 236,402.40, 354,279.60 and 151,903.20

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Solution

The fourth proportional to 236,402.40, 354,279.60 and 151,903.20 is: 227,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,402.40 : 354,279.60 = 151,903.20 : x
  2. Step 2: Convert to fraction form
    236,402.40/354,279.60 = 151,903.20/x
  3. Step 3: Cross multiply
    236,402.40x = 354,279.60 × 151,903.20
  4. Step 4: Simplify right side
    236,402.40x = 53,816,204,934.72
  5. Step 5: Solve for x
    x = 53,816,204,934.72/236,402.40
  6. Step 6: Final answer
    x = 227,646.61

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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.