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Finding the Fourth Proportional to 250,239.26, 375,733.38 and 216,609.54

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Solution

The fourth proportional to 250,239.26, 375,733.38 and 216,609.54 is: 325,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,239.26 : 375,733.38 = 216,609.54 : x
  2. Step 2: Convert to fraction form
    250,239.26/375,733.38 = 216,609.54/x
  3. Step 3: Cross multiply
    250,239.26x = 375,733.38 × 216,609.54
  4. Step 4: Simplify right side
    250,239.26x = 81,387,434,604.45
  5. Step 5: Solve for x
    x = 81,387,434,604.45/250,239.26
  6. Step 6: Final answer
    x = 325,238.47

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1.5x scale

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.