Home / 694,963.60-1,042,523.16-221,539.12

Finding the Fourth Proportional to 694,963.60, 1,042,523.16 and 221,539.12

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Solution

The fourth proportional to 694,963.60, 1,042,523.16 and 221,539.12 is: 332,333.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,963.60 : 1,042,523.16 = 221,539.12 : x
  2. Step 2: Convert to fraction form
    694,963.60/1,042,523.16 = 221,539.12/x
  3. Step 3: Cross multiply
    694,963.60x = 1,042,523.16 × 221,539.12
  4. Step 4: Simplify right side
    694,963.60x = 230,959,657,125.71
  5. Step 5: Solve for x
    x = 230,959,657,125.71/694,963.60
  6. Step 6: Final answer
    x = 332,333.46

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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.