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Finding the Fourth Proportional to 242,690.33, 364,068.32 and 227,928.08

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Solution

The fourth proportional to 242,690.33, 364,068.32 and 227,928.08 is: 341,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,690.33 : 364,068.32 = 227,928.08 : x
  2. Step 2: Convert to fraction form
    242,690.33/364,068.32 = 227,928.08/x
  3. Step 3: Cross multiply
    242,690.33x = 364,068.32 × 227,928.08
  4. Step 4: Simplify right side
    242,690.33x = 82,981,392,936.96
  5. Step 5: Solve for x
    x = 82,981,392,936.96/242,690.33
  6. Step 6: Final answer
    x = 341,922.94

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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.