Home / 676,612.82-1,014,796.55-271,788.73

Finding the Fourth Proportional to 676,612.82, 1,014,796.55 and 271,788.73

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Solution

The fourth proportional to 676,612.82, 1,014,796.55 and 271,788.73 is: 407,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,612.82 : 1,014,796.55 = 271,788.73 : x
  2. Step 2: Convert to fraction form
    676,612.82/1,014,796.55 = 271,788.73/x
  3. Step 3: Cross multiply
    676,612.82x = 1,014,796.55 × 271,788.73
  4. Step 4: Simplify right side
    676,612.82x = 275,810,263,675.36
  5. Step 5: Solve for x
    x = 275,810,263,675.36/676,612.82
  6. Step 6: Final answer
    x = 407,633.81

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1.5x scale

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.