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Finding the Third Proportional to 507,832.50 and 709,902

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Solution

The third proportional to 507,832.50 and 709,902 is: 992,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,832.50 : 709,902 = 709,902 : x
  2. Step 2: Convert to fraction form
    507,832.50/709,902 = 709,902/x
  3. Step 3: Cross multiply
    507,832.50x = 709,902 × 709,902
  4. Step 4: Simplify right side
    507,832.50x = 503,960,849,604
  5. Step 5: Solve for x
    x = 503,960,849,604/507,832.50
  6. Step 6: Final answer
    x = 992,376.13

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.