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Finding the Third Proportional to 372,087 and 591,354

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Solution

The third proportional to 372,087 and 591,354 is: 939,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,087 : 591,354 = 591,354 : x
  2. Step 2: Convert to fraction form
    372,087/591,354 = 591,354/x
  3. Step 3: Cross multiply
    372,087x = 591,354 × 591,354
  4. Step 4: Simplify right side
    372,087x = 349,699,553,316
  5. Step 5: Solve for x
    x = 349,699,553,316/372,087
  6. Step 6: Final answer
    x = 939,832.76

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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.