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Finding the Third Proportional to 280,059 and 614,550

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Solution

The third proportional to 280,059 and 614,550 is: 1,348,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,059 : 614,550 = 614,550 : x
  2. Step 2: Convert to fraction form
    280,059/614,550 = 614,550/x
  3. Step 3: Cross multiply
    280,059x = 614,550 × 614,550
  4. Step 4: Simplify right side
    280,059x = 377,671,702,500
  5. Step 5: Solve for x
    x = 377,671,702,500/280,059
  6. Step 6: Final answer
    x = 1,348,543.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.