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Finding the Fourth Proportional to 431,960.92, 596,032.25 and 250,631.28

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Solution

The fourth proportional to 431,960.92, 596,032.25 and 250,631.28 is: 345,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,960.92 : 596,032.25 = 250,631.28 : x
  2. Step 2: Convert to fraction form
    431,960.92/596,032.25 = 250,631.28/x
  3. Step 3: Cross multiply
    431,960.92x = 596,032.25 × 250,631.28
  4. Step 4: Simplify right side
    431,960.92x = 149,384,324,485.62
  5. Step 5: Solve for x
    x = 149,384,324,485.62/431,960.92
  6. Step 6: Final answer
    x = 345,828.33

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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.