Home / 451,442.51-677,252.24-167,135.40

Finding the Fourth Proportional to 451,442.51, 677,252.24 and 167,135.40

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Solution

The fourth proportional to 451,442.51, 677,252.24 and 167,135.40 is: 250,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,442.51 : 677,252.24 = 167,135.40 : x
  2. Step 2: Convert to fraction form
    451,442.51/677,252.24 = 167,135.40/x
  3. Step 3: Cross multiply
    451,442.51x = 677,252.24 × 167,135.40
  4. Step 4: Simplify right side
    451,442.51x = 113,192,823,824.38
  5. Step 5: Solve for x
    x = 113,192,823,824.38/451,442.51
  6. Step 6: Final answer
    x = 250,735.85

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1.5x scale

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.