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Finding the Fourth Proportional to 241,557.30, 361,898.55 and 206,565.30

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Solution

The fourth proportional to 241,557.30, 361,898.55 and 206,565.30 is: 309,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,557.30 : 361,898.55 = 206,565.30 : x
  2. Step 2: Convert to fraction form
    241,557.30/361,898.55 = 206,565.30/x
  3. Step 3: Cross multiply
    241,557.30x = 361,898.55 × 206,565.30
  4. Step 4: Simplify right side
    241,557.30x = 74,755,682,550.32
  5. Step 5: Solve for x
    x = 74,755,682,550.32/241,557.30
  6. Step 6: Final answer
    x = 309,473.91

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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.