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Finding the Third Proportional to 366,888 and 554,028

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Solution

The third proportional to 366,888 and 554,028 is: 836,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,888 : 554,028 = 554,028 : x
  2. Step 2: Convert to fraction form
    366,888/554,028 = 554,028/x
  3. Step 3: Cross multiply
    366,888x = 554,028 × 554,028
  4. Step 4: Simplify right side
    366,888x = 306,947,024,784
  5. Step 5: Solve for x
    x = 306,947,024,784/366,888
  6. Step 6: Final answer
    x = 836,623.23

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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.