Home / 451,419.46-677,350.83-181,536.69

Finding the Fourth Proportional to 451,419.46, 677,350.83 and 181,536.69

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Solution

The fourth proportional to 451,419.46, 677,350.83 and 181,536.69 is: 272,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,419.46 : 677,350.83 = 181,536.69 : x
  2. Step 2: Convert to fraction form
    451,419.46/677,350.83 = 181,536.69/x
  3. Step 3: Cross multiply
    451,419.46x = 677,350.83 × 181,536.69
  4. Step 4: Simplify right side
    451,419.46x = 122,964,027,646.95
  5. Step 5: Solve for x
    x = 122,964,027,646.95/451,419.46
  6. Step 6: Final answer
    x = 272,394.17

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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.