Home / 996,388.43-1,494,572.78-456,491.56

Finding the Fourth Proportional to 996,388.43, 1,494,572.78 and 456,491.56

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Solution

The fourth proportional to 996,388.43, 1,494,572.78 and 456,491.56 is: 684,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,388.43 : 1,494,572.78 = 456,491.56 : x
  2. Step 2: Convert to fraction form
    996,388.43/1,494,572.78 = 456,491.56/x
  3. Step 3: Cross multiply
    996,388.43x = 1,494,572.78 × 456,491.56
  4. Step 4: Simplify right side
    996,388.43x = 682,259,857,280.53
  5. Step 5: Solve for x
    x = 682,259,857,280.53/996,388.43
  6. Step 6: Final answer
    x = 684,732.82

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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.