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Finding the Third Proportional to 243,657.50 and 365,486.50

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Solution

The third proportional to 243,657.50 and 365,486.50 is: 548,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,657.50 : 365,486.50 = 365,486.50 : x
  2. Step 2: Convert to fraction form
    243,657.50/365,486.50 = 365,486.50/x
  3. Step 3: Cross multiply
    243,657.50x = 365,486.50 × 365,486.50
  4. Step 4: Simplify right side
    243,657.50x = 133,580,381,682.25
  5. Step 5: Solve for x
    x = 133,580,381,682.25/243,657.50
  6. Step 6: Final answer
    x = 548,230.13

Related Problems

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1.5x scale

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.