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Finding the Third Proportional to 507,064 and 779,458

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Solution

The third proportional to 507,064 and 779,458 is: 1,198,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,064 : 779,458 = 779,458 : x
  2. Step 2: Convert to fraction form
    507,064/779,458 = 779,458/x
  3. Step 3: Cross multiply
    507,064x = 779,458 × 779,458
  4. Step 4: Simplify right side
    507,064x = 607,554,773,764
  5. Step 5: Solve for x
    x = 607,554,773,764/507,064
  6. Step 6: Final answer
    x = 1,198,181.64

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.