Home / 674,755.92-1,012,299.92-475,465.54

Finding the Fourth Proportional to 674,755.92, 1,012,299.92 and 475,465.54

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Solution

The fourth proportional to 674,755.92, 1,012,299.92 and 475,465.54 is: 713,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,755.92 : 1,012,299.92 = 475,465.54 : x
  2. Step 2: Convert to fraction form
    674,755.92/1,012,299.92 = 475,465.54/x
  3. Step 3: Cross multiply
    674,755.92x = 1,012,299.92 × 475,465.54
  4. Step 4: Simplify right side
    674,755.92x = 481,313,728,104.76
  5. Step 5: Solve for x
    x = 481,313,728,104.76/674,755.92
  6. Step 6: Final answer
    x = 713,315.31

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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.