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Finding the Fourth Proportional to 591,881.26, 888,453.69 and 255,088.12

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Solution

The fourth proportional to 591,881.26, 888,453.69 and 255,088.12 is: 382,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,881.26 : 888,453.69 = 255,088.12 : x
  2. Step 2: Convert to fraction form
    591,881.26/888,453.69 = 255,088.12/x
  3. Step 3: Cross multiply
    591,881.26x = 888,453.69 × 255,088.12
  4. Step 4: Simplify right side
    591,881.26x = 226,633,981,489.16
  5. Step 5: Solve for x
    x = 226,633,981,489.16/591,881.26
  6. Step 6: Final answer
    x = 382,904.47

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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.