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Finding the Third Proportional to 366,964 and 548,740

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Solution

The third proportional to 366,964 and 548,740 is: 820,558.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,964 : 548,740 = 548,740 : x
  2. Step 2: Convert to fraction form
    366,964/548,740 = 548,740/x
  3. Step 3: Cross multiply
    366,964x = 548,740 × 548,740
  4. Step 4: Simplify right side
    366,964x = 301,115,587,600
  5. Step 5: Solve for x
    x = 301,115,587,600/366,964
  6. Step 6: Final answer
    x = 820,558.93

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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.