Home / 451,768.89-677,316.24-271,812.14

Finding the Fourth Proportional to 451,768.89, 677,316.24 and 271,812.14

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Solution

The fourth proportional to 451,768.89, 677,316.24 and 271,812.14 is: 407,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,768.89 : 677,316.24 = 271,812.14 : x
  2. Step 2: Convert to fraction form
    451,768.89/677,316.24 = 271,812.14/x
  3. Step 3: Cross multiply
    451,768.89x = 677,316.24 × 271,812.14
  4. Step 4: Simplify right side
    451,768.89x = 184,102,776,651.15
  5. Step 5: Solve for x
    x = 184,102,776,651.15/451,768.89
  6. Step 6: Final answer
    x = 407,515.39

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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.