Home / 448,540.60-673,070.10-168,086.20

Finding the Fourth Proportional to 448,540.60, 673,070.10 and 168,086.20

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Solution

The fourth proportional to 448,540.60, 673,070.10 and 168,086.20 is: 252,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,540.60 : 673,070.10 = 168,086.20 : x
  2. Step 2: Convert to fraction form
    448,540.60/673,070.10 = 168,086.20/x
  3. Step 3: Cross multiply
    448,540.60x = 673,070.10 × 168,086.20
  4. Step 4: Simplify right side
    448,540.60x = 113,133,795,442.62
  5. Step 5: Solve for x
    x = 113,133,795,442.62/448,540.60
  6. Step 6: Final answer
    x = 252,226.43

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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.