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Finding the Third Proportional to 138,624 and 294,528

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Solution

The third proportional to 138,624 and 294,528 is: 625,770.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,624 : 294,528 = 294,528 : x
  2. Step 2: Convert to fraction form
    138,624/294,528 = 294,528/x
  3. Step 3: Cross multiply
    138,624x = 294,528 × 294,528
  4. Step 4: Simplify right side
    138,624x = 86,746,742,784
  5. Step 5: Solve for x
    x = 86,746,742,784/138,624
  6. Step 6: Final answer
    x = 625,770.02

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.