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Finding the Third Proportional to 414,528 and 885,928

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Solution

The third proportional to 414,528 and 885,928 is: 1,893,402.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,528 : 885,928 = 885,928 : x
  2. Step 2: Convert to fraction form
    414,528/885,928 = 885,928/x
  3. Step 3: Cross multiply
    414,528x = 885,928 × 885,928
  4. Step 4: Simplify right side
    414,528x = 784,868,421,184
  5. Step 5: Solve for x
    x = 784,868,421,184/414,528
  6. Step 6: Final answer
    x = 1,893,402.67

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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.