Home / 494,167.02-682,285.24-313,039.68

Finding the Fourth Proportional to 494,167.02, 682,285.24 and 313,039.68

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Solution

The fourth proportional to 494,167.02, 682,285.24 and 313,039.68 is: 432,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,167.02 : 682,285.24 = 313,039.68 : x
  2. Step 2: Convert to fraction form
    494,167.02/682,285.24 = 313,039.68/x
  3. Step 3: Cross multiply
    494,167.02x = 682,285.24 × 313,039.68
  4. Step 4: Simplify right side
    494,167.02x = 213,582,353,198.32
  5. Step 5: Solve for x
    x = 213,582,353,198.32/494,167.02
  6. Step 6: Final answer
    x = 432,206.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.