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Finding the Third Proportional to 296,562 and 459,590

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Solution

The third proportional to 296,562 and 459,590 is: 712,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,562 : 459,590 = 459,590 : x
  2. Step 2: Convert to fraction form
    296,562/459,590 = 459,590/x
  3. Step 3: Cross multiply
    296,562x = 459,590 × 459,590
  4. Step 4: Simplify right side
    296,562x = 211,222,968,100
  5. Step 5: Solve for x
    x = 211,222,968,100/296,562
  6. Step 6: Final answer
    x = 712,238.82

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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.