Home / 694,963.41-1,042,522.87-221,538.93

Finding the Fourth Proportional to 694,963.41, 1,042,522.87 and 221,538.93

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Solution

The fourth proportional to 694,963.41, 1,042,522.87 and 221,538.93 is: 332,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,963.41 : 1,042,522.87 = 221,538.93 : x
  2. Step 2: Convert to fraction form
    694,963.41/1,042,522.87 = 221,538.93/x
  3. Step 3: Cross multiply
    694,963.41x = 1,042,522.87 × 221,538.93
  4. Step 4: Simplify right side
    694,963.41x = 230,959,401,120.33
  5. Step 5: Solve for x
    x = 230,959,401,120.33/694,963.41
  6. Step 6: Final answer
    x = 332,333.18

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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.