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Finding the Third Proportional to 344,716 and 535,118

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Solution

The third proportional to 344,716 and 535,118 is: 830,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,716 : 535,118 = 535,118 : x
  2. Step 2: Convert to fraction form
    344,716/535,118 = 535,118/x
  3. Step 3: Cross multiply
    344,716x = 535,118 × 535,118
  4. Step 4: Simplify right side
    344,716x = 286,351,273,924
  5. Step 5: Solve for x
    x = 286,351,273,924/344,716
  6. Step 6: Final answer
    x = 830,687.50

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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.