Home / 447,982.17-671,635.32-270,446.95

Finding the Fourth Proportional to 447,982.17, 671,635.32 and 270,446.95

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Solution

The fourth proportional to 447,982.17, 671,635.32 and 270,446.95 is: 405,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,982.17 : 671,635.32 = 270,446.95 : x
  2. Step 2: Convert to fraction form
    447,982.17/671,635.32 = 270,446.95/x
  3. Step 3: Cross multiply
    447,982.17x = 671,635.32 × 270,446.95
  4. Step 4: Simplify right side
    447,982.17x = 181,641,723,806.27
  5. Step 5: Solve for x
    x = 181,641,723,806.27/447,982.17
  6. Step 6: Final answer
    x = 405,466.41

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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.