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Finding the Third Proportional to 248,238 and 530,364

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Solution

The third proportional to 248,238 and 530,364 is: 1,133,130.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,238 : 530,364 = 530,364 : x
  2. Step 2: Convert to fraction form
    248,238/530,364 = 530,364/x
  3. Step 3: Cross multiply
    248,238x = 530,364 × 530,364
  4. Step 4: Simplify right side
    248,238x = 281,285,972,496
  5. Step 5: Solve for x
    x = 281,285,972,496/248,238
  6. Step 6: Final answer
    x = 1,133,130.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.