Home / 389,513.24-582,732.57-295,015.70

Finding the Fourth Proportional to 389,513.24, 582,732.57 and 295,015.70

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Solution

The fourth proportional to 389,513.24, 582,732.57 and 295,015.70 is: 441,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,513.24 : 582,732.57 = 295,015.70 : x
  2. Step 2: Convert to fraction form
    389,513.24/582,732.57 = 295,015.70/x
  3. Step 3: Cross multiply
    389,513.24x = 582,732.57 × 295,015.70
  4. Step 4: Simplify right side
    389,513.24x = 171,915,257,051.35
  5. Step 5: Solve for x
    x = 171,915,257,051.35/389,513.24
  6. Step 6: Final answer
    x = 441,359.21

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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.