Home / 284,584.65-426,822.30-84,911.55

Finding the Fourth Proportional to 284,584.65, 426,822.30 and 84,911.55

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Solution

The fourth proportional to 284,584.65, 426,822.30 and 84,911.55 is: 127,351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,584.65 : 426,822.30 = 84,911.55 : x
  2. Step 2: Convert to fraction form
    284,584.65/426,822.30 = 84,911.55/x
  3. Step 3: Cross multiply
    284,584.65x = 426,822.30 × 84,911.55
  4. Step 4: Simplify right side
    284,584.65x = 36,242,143,067.57
  5. Step 5: Solve for x
    x = 36,242,143,067.57/284,584.65
  6. Step 6: Final answer
    x = 127,351.01

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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.