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Finding the Third Proportional to 250,357 and 384,284

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Solution

The third proportional to 250,357 and 384,284 is: 589,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,357 : 384,284 = 384,284 : x
  2. Step 2: Convert to fraction form
    250,357/384,284 = 384,284/x
  3. Step 3: Cross multiply
    250,357x = 384,284 × 384,284
  4. Step 4: Simplify right side
    250,357x = 147,674,192,656
  5. Step 5: Solve for x
    x = 147,674,192,656/250,357
  6. Step 6: Final answer
    x = 589,854.46

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.