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Finding the Third Proportional to 377,040 and 552,888

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Solution

The third proportional to 377,040 and 552,888 is: 810,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,040 : 552,888 = 552,888 : x
  2. Step 2: Convert to fraction form
    377,040/552,888 = 552,888/x
  3. Step 3: Cross multiply
    377,040x = 552,888 × 552,888
  4. Step 4: Simplify right side
    377,040x = 305,685,140,544
  5. Step 5: Solve for x
    x = 305,685,140,544/377,040
  6. Step 6: Final answer
    x = 810,749.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.