Home / 454,939.94-627,812.79-250,992.51

Finding the Fourth Proportional to 454,939.94, 627,812.79 and 250,992.51

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Solution

The fourth proportional to 454,939.94, 627,812.79 and 250,992.51 is: 346,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,939.94 : 627,812.79 = 250,992.51 : x
  2. Step 2: Convert to fraction form
    454,939.94/627,812.79 = 250,992.51/x
  3. Step 3: Cross multiply
    454,939.94x = 627,812.79 × 250,992.51
  4. Step 4: Simplify right side
    454,939.94x = 157,576,307,972.20
  5. Step 5: Solve for x
    x = 157,576,307,972.20/454,939.94
  6. Step 6: Final answer
    x = 346,367.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.