Home / 358,022.92-494,070.91-205,110.61

Finding the Fourth Proportional to 358,022.92, 494,070.91 and 205,110.61

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Solution

The fourth proportional to 358,022.92, 494,070.91 and 205,110.61 is: 283,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,022.92 : 494,070.91 = 205,110.61 : x
  2. Step 2: Convert to fraction form
    358,022.92/494,070.91 = 205,110.61/x
  3. Step 3: Cross multiply
    358,022.92x = 494,070.91 × 205,110.61
  4. Step 4: Simplify right side
    358,022.92x = 101,339,183,985.40
  5. Step 5: Solve for x
    x = 101,339,183,985.40/358,022.92
  6. Step 6: Final answer
    x = 283,052.23

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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.