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Finding the Third Proportional to 554,612.50 and 877,446.38

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Solution

The third proportional to 554,612.50 and 877,446.38 is: 1,388,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,612.50 : 877,446.38 = 877,446.38 : x
  2. Step 2: Convert to fraction form
    554,612.50/877,446.38 = 877,446.38/x
  3. Step 3: Cross multiply
    554,612.50x = 877,446.38 × 877,446.38
  4. Step 4: Simplify right side
    554,612.50x = 769,912,141,000.64
  5. Step 5: Solve for x
    x = 769,912,141,000.64/554,612.50
  6. Step 6: Final answer
    x = 1,388,198.32

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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.