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Finding the Fourth Proportional to 331,618.97, 457,652.88 and 250,906.37

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Solution

The fourth proportional to 331,618.97, 457,652.88 and 250,906.37 is: 346,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,618.97 : 457,652.88 = 250,906.37 : x
  2. Step 2: Convert to fraction form
    331,618.97/457,652.88 = 250,906.37/x
  3. Step 3: Cross multiply
    331,618.97x = 457,652.88 × 250,906.37
  4. Step 4: Simplify right side
    331,618.97x = 114,828,020,552.58
  5. Step 5: Solve for x
    x = 114,828,020,552.58/331,618.97
  6. Step 6: Final answer
    x = 346,264.93

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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.