Home / 336,994.22-505,481.58-137,265.20

Finding the Fourth Proportional to 336,994.22, 505,481.58 and 137,265.20

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Solution

The fourth proportional to 336,994.22, 505,481.58 and 137,265.20 is: 205,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,994.22 : 505,481.58 = 137,265.20 : x
  2. Step 2: Convert to fraction form
    336,994.22/505,481.58 = 137,265.20/x
  3. Step 3: Cross multiply
    336,994.22x = 505,481.58 × 137,265.20
  4. Step 4: Simplify right side
    336,994.22x = 69,385,030,175.02
  5. Step 5: Solve for x
    x = 69,385,030,175.02/336,994.22
  6. Step 6: Final answer
    x = 205,893.83

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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.