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Finding the Third Proportional to 459,612 and 713,475

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Solution

The third proportional to 459,612 and 713,475 is: 1,107,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,612 : 713,475 = 713,475 : x
  2. Step 2: Convert to fraction form
    459,612/713,475 = 713,475/x
  3. Step 3: Cross multiply
    459,612x = 713,475 × 713,475
  4. Step 4: Simplify right side
    459,612x = 509,046,575,625
  5. Step 5: Solve for x
    x = 509,046,575,625/459,612
  6. Step 6: Final answer
    x = 1,107,557.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.