Home / 1,108,832-1,663,351.68-360,677.12

Finding the Fourth Proportional to 1,108,832, 1,663,351.68 and 360,677.12

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Solution

The fourth proportional to 1,108,832, 1,663,351.68 and 360,677.12 is: 541,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,832 : 1,663,351.68 = 360,677.12 : x
  2. Step 2: Convert to fraction form
    1,108,832/1,663,351.68 = 360,677.12/x
  3. Step 3: Cross multiply
    1,108,832x = 1,663,351.68 × 360,677.12
  4. Step 4: Simplify right side
    1,108,832x = 599,932,893,489.56
  5. Step 5: Solve for x
    x = 599,932,893,489.56/1,108,832
  6. Step 6: Final answer
    x = 541,049.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.