Home / 683,980.92-1,026,022.94-204,170.82

Finding the Fourth Proportional to 683,980.92, 1,026,022.94 and 204,170.82

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Solution

The fourth proportional to 683,980.92, 1,026,022.94 and 204,170.82 is: 306,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,980.92 : 1,026,022.94 = 204,170.82 : x
  2. Step 2: Convert to fraction form
    683,980.92/1,026,022.94 = 204,170.82/x
  3. Step 3: Cross multiply
    683,980.92x = 1,026,022.94 × 204,170.82
  4. Step 4: Simplify right side
    683,980.92x = 209,483,944,998.61
  5. Step 5: Solve for x
    x = 209,483,944,998.61/683,980.92
  6. Step 6: Final answer
    x = 306,271.62

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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.