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Finding the Third Proportional to 202,407.75 and 297,045.56

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Solution

The third proportional to 202,407.75 and 297,045.56 is: 435,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,407.75 : 297,045.56 = 297,045.56 : x
  2. Step 2: Convert to fraction form
    202,407.75/297,045.56 = 297,045.56/x
  3. Step 3: Cross multiply
    202,407.75x = 297,045.56 × 297,045.56
  4. Step 4: Simplify right side
    202,407.75x = 88,236,066,200.94
  5. Step 5: Solve for x
    x = 88,236,066,200.94/202,407.75
  6. Step 6: Final answer
    x = 435,932.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.