Home / 454,822.72-627,665.38-250,879.84

Finding the Fourth Proportional to 454,822.72, 627,665.38 and 250,879.84

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Solution

The fourth proportional to 454,822.72, 627,665.38 and 250,879.84 is: 346,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,822.72 : 627,665.38 = 250,879.84 : x
  2. Step 2: Convert to fraction form
    454,822.72/627,665.38 = 250,879.84/x
  3. Step 3: Cross multiply
    454,822.72x = 627,665.38 × 250,879.84
  4. Step 4: Simplify right side
    454,822.72x = 157,468,590,107.94
  5. Step 5: Solve for x
    x = 157,468,590,107.94/454,822.72
  6. Step 6: Final answer
    x = 346,219.71

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1.5x scale

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.