Home / 677,147.84-1,014,846.96-322,270.64

Finding the Fourth Proportional to 677,147.84, 1,014,846.96 and 322,270.64

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Solution

The fourth proportional to 677,147.84, 1,014,846.96 and 322,270.64 is: 482,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,147.84 : 1,014,846.96 = 322,270.64 : x
  2. Step 2: Convert to fraction form
    677,147.84/1,014,846.96 = 322,270.64/x
  3. Step 3: Cross multiply
    677,147.84x = 1,014,846.96 × 322,270.64
  4. Step 4: Simplify right side
    677,147.84x = 327,055,379,301.25
  5. Step 5: Solve for x
    x = 327,055,379,301.25/677,147.84
  6. Step 6: Final answer
    x = 482,989.62

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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.