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Finding the Fourth Proportional to 303,767.80, 455,104.95 and 241,000.90

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Solution

The fourth proportional to 303,767.80, 455,104.95 and 241,000.90 is: 361,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,767.80 : 455,104.95 = 241,000.90 : x
  2. Step 2: Convert to fraction form
    303,767.80/455,104.95 = 241,000.90/x
  3. Step 3: Cross multiply
    303,767.80x = 455,104.95 × 241,000.90
  4. Step 4: Simplify right side
    303,767.80x = 109,680,702,544.46
  5. Step 5: Solve for x
    x = 109,680,702,544.46/303,767.80
  6. Step 6: Final answer
    x = 361,067.57

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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.