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Finding the Third Proportional to 551,485.13 and 759,425.63

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Solution

The third proportional to 551,485.13 and 759,425.63 is: 1,045,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,485.13 : 759,425.63 = 759,425.63 : x
  2. Step 2: Convert to fraction form
    551,485.13/759,425.63 = 759,425.63/x
  3. Step 3: Cross multiply
    551,485.13x = 759,425.63 × 759,425.63
  4. Step 4: Simplify right side
    551,485.13x = 576,727,279,906.64
  5. Step 5: Solve for x
    x = 576,727,279,906.64/551,485.13
  6. Step 6: Final answer
    x = 1,045,771.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.