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Finding the Third Proportional to 350,253 and 554,702

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Solution

The third proportional to 350,253 and 554,702 is: 878,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,253 : 554,702 = 554,702 : x
  2. Step 2: Convert to fraction form
    350,253/554,702 = 554,702/x
  3. Step 3: Cross multiply
    350,253x = 554,702 × 554,702
  4. Step 4: Simplify right side
    350,253x = 307,694,308,804
  5. Step 5: Solve for x
    x = 307,694,308,804/350,253
  6. Step 6: Final answer
    x = 878,491.57

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.