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Finding the Fourth Proportional to 241,803.45, 338,874.75 and 241,803.45

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Solution

The fourth proportional to 241,803.45, 338,874.75 and 241,803.45 is: 338,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,803.45 : 338,874.75 = 241,803.45 : x
  2. Step 2: Convert to fraction form
    241,803.45/338,874.75 = 241,803.45/x
  3. Step 3: Cross multiply
    241,803.45x = 338,874.75 × 241,803.45
  4. Step 4: Simplify right side
    241,803.45x = 81,941,083,667.89
  5. Step 5: Solve for x
    x = 81,941,083,667.89/241,803.45
  6. Step 6: Final answer
    x = 338,874.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.