Home / 663,941.80-996,042.30-264,514.60

Finding the Fourth Proportional to 663,941.80, 996,042.30 and 264,514.60

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Solution

The fourth proportional to 663,941.80, 996,042.30 and 264,514.60 is: 396,823.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,941.80 : 996,042.30 = 264,514.60 : x
  2. Step 2: Convert to fraction form
    663,941.80/996,042.30 = 264,514.60/x
  3. Step 3: Cross multiply
    663,941.80x = 996,042.30 × 264,514.60
  4. Step 4: Simplify right side
    663,941.80x = 263,467,730,567.58
  5. Step 5: Solve for x
    x = 263,467,730,567.58/663,941.80
  6. Step 6: Final answer
    x = 396,823.53

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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.