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Finding the Third Proportional to 476,211 and 719,176.50

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Solution

The third proportional to 476,211 and 719,176.50 is: 1,086,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,211 : 719,176.50 = 719,176.50 : x
  2. Step 2: Convert to fraction form
    476,211/719,176.50 = 719,176.50/x
  3. Step 3: Cross multiply
    476,211x = 719,176.50 × 719,176.50
  4. Step 4: Simplify right side
    476,211x = 517,214,838,152.25
  5. Step 5: Solve for x
    x = 517,214,838,152.25/476,211
  6. Step 6: Final answer
    x = 1,086,104.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.