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Finding the Third Proportional to 386,235 and 565,526

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Solution

The third proportional to 386,235 and 565,526 is: 828,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,235 : 565,526 = 565,526 : x
  2. Step 2: Convert to fraction form
    386,235/565,526 = 565,526/x
  3. Step 3: Cross multiply
    386,235x = 565,526 × 565,526
  4. Step 4: Simplify right side
    386,235x = 319,819,656,676
  5. Step 5: Solve for x
    x = 319,819,656,676/386,235
  6. Step 6: Final answer
    x = 828,044.21

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.