Home / 488,566.82-674,205.91-270,766.23

Finding the Fourth Proportional to 488,566.82, 674,205.91 and 270,766.23

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Solution

The fourth proportional to 488,566.82, 674,205.91 and 270,766.23 is: 373,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,566.82 : 674,205.91 = 270,766.23 : x
  2. Step 2: Convert to fraction form
    488,566.82/674,205.91 = 270,766.23/x
  3. Step 3: Cross multiply
    488,566.82x = 674,205.91 × 270,766.23
  4. Step 4: Simplify right side
    488,566.82x = 182,552,189,289.23
  5. Step 5: Solve for x
    x = 182,552,189,289.23/488,566.82
  6. Step 6: Final answer
    x = 373,648.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.