Home / 283,899.32-424,963.22-209,103.92

Finding the Fourth Proportional to 283,899.32, 424,963.22 and 209,103.92

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Solution

The fourth proportional to 283,899.32, 424,963.22 and 209,103.92 is: 313,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,899.32 : 424,963.22 = 209,103.92 : x
  2. Step 2: Convert to fraction form
    283,899.32/424,963.22 = 209,103.92/x
  3. Step 3: Cross multiply
    283,899.32x = 424,963.22 × 209,103.92
  4. Step 4: Simplify right side
    283,899.32x = 88,861,475,157.82
  5. Step 5: Solve for x
    x = 88,861,475,157.82/283,899.32
  6. Step 6: Final answer
    x = 313,003.48

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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.