Home / 641,481.98-962,968.35-375,433.43

Finding the Fourth Proportional to 641,481.98, 962,968.35 and 375,433.43

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Solution

The fourth proportional to 641,481.98, 962,968.35 and 375,433.43 is: 563,586.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,481.98 : 962,968.35 = 375,433.43 : x
  2. Step 2: Convert to fraction form
    641,481.98/962,968.35 = 375,433.43/x
  3. Step 3: Cross multiply
    641,481.98x = 962,968.35 × 375,433.43
  4. Step 4: Simplify right side
    641,481.98x = 361,530,510,621.94
  5. Step 5: Solve for x
    x = 361,530,510,621.94/641,481.98
  6. Step 6: Final answer
    x = 563,586.39

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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.