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Finding the Third Proportional to 154,624 and 236,928

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Solution

The third proportional to 154,624 and 236,928 is: 363,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,624 : 236,928 = 236,928 : x
  2. Step 2: Convert to fraction form
    154,624/236,928 = 236,928/x
  3. Step 3: Cross multiply
    154,624x = 236,928 × 236,928
  4. Step 4: Simplify right side
    154,624x = 56,134,877,184
  5. Step 5: Solve for x
    x = 56,134,877,184/154,624
  6. Step 6: Final answer
    x = 363,041.17

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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.