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Finding the Fourth Proportional to 270,918, 406,377 and 73,926

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Solution

The fourth proportional to 270,918, 406,377 and 73,926 is: 110,889

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,918 : 406,377 = 73,926 : x
  2. Step 2: Convert to fraction form
    270,918/406,377 = 73,926/x
  3. Step 3: Cross multiply
    270,918x = 406,377 × 73,926
  4. Step 4: Simplify right side
    270,918x = 30,041,826,102
  5. Step 5: Solve for x
    x = 30,041,826,102/270,918
  6. Step 6: Final answer
    x = 110,889

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.