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Finding the Third Proportional to 229,263 and 539,445

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Solution

The third proportional to 229,263 and 539,445 is: 1,269,288.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,263 : 539,445 = 539,445 : x
  2. Step 2: Convert to fraction form
    229,263/539,445 = 539,445/x
  3. Step 3: Cross multiply
    229,263x = 539,445 × 539,445
  4. Step 4: Simplify right side
    229,263x = 291,000,908,025
  5. Step 5: Solve for x
    x = 291,000,908,025/229,263
  6. Step 6: Final answer
    x = 1,269,288.58

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.