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Finding the Third Proportional to 250,454 and 366,690

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Solution

The third proportional to 250,454 and 366,690 is: 536,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,454 : 366,690 = 366,690 : x
  2. Step 2: Convert to fraction form
    250,454/366,690 = 366,690/x
  3. Step 3: Cross multiply
    250,454x = 366,690 × 366,690
  4. Step 4: Simplify right side
    250,454x = 134,461,556,100
  5. Step 5: Solve for x
    x = 134,461,556,100/250,454
  6. Step 6: Final answer
    x = 536,871.27

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.