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Finding the Fourth Proportional to 625,222.26, 937,063.86 and 355,576.68

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Solution

The fourth proportional to 625,222.26, 937,063.86 and 355,576.68 is: 532,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,222.26 : 937,063.86 = 355,576.68 : x
  2. Step 2: Convert to fraction form
    625,222.26/937,063.86 = 355,576.68/x
  3. Step 3: Cross multiply
    625,222.26x = 937,063.86 × 355,576.68
  4. Step 4: Simplify right side
    625,222.26x = 333,198,056,286.79
  5. Step 5: Solve for x
    x = 333,198,056,286.79/625,222.26
  6. Step 6: Final answer
    x = 532,927.37

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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.