Home / 694,792.30-1,042,246.05-221,464.30

Finding the Fourth Proportional to 694,792.30, 1,042,246.05 and 221,464.30

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Solution

The fourth proportional to 694,792.30, 1,042,246.05 and 221,464.30 is: 332,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,792.30 : 1,042,246.05 = 221,464.30 : x
  2. Step 2: Convert to fraction form
    694,792.30/1,042,246.05 = 221,464.30/x
  3. Step 3: Cross multiply
    694,792.30x = 1,042,246.05 × 221,464.30
  4. Step 4: Simplify right side
    694,792.30x = 230,820,291,891.02
  5. Step 5: Solve for x
    x = 230,820,291,891.02/694,792.30
  6. Step 6: Final answer
    x = 332,214.81

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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.