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Finding the Third Proportional to 348,880.50 and 553,344.75

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Solution

The third proportional to 348,880.50 and 553,344.75 is: 877,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,880.50 : 553,344.75 = 553,344.75 : x
  2. Step 2: Convert to fraction form
    348,880.50/553,344.75 = 553,344.75/x
  3. Step 3: Cross multiply
    348,880.50x = 553,344.75 × 553,344.75
  4. Step 4: Simplify right side
    348,880.50x = 306,190,412,352.56
  5. Step 5: Solve for x
    x = 306,190,412,352.56/348,880.50
  6. Step 6: Final answer
    x = 877,636.93

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.