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Finding the Third Proportional to 251,286 and 388,594

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Solution

The third proportional to 251,286 and 388,594 is: 600,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,286 : 388,594 = 388,594 : x
  2. Step 2: Convert to fraction form
    251,286/388,594 = 388,594/x
  3. Step 3: Cross multiply
    251,286x = 388,594 × 388,594
  4. Step 4: Simplify right side
    251,286x = 151,005,296,836
  5. Step 5: Solve for x
    x = 151,005,296,836/251,286
  6. Step 6: Final answer
    x = 600,930.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.