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Finding the Fourth Proportional to 270,771.06, 406,194.26 and 112,963.21

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Solution

The fourth proportional to 270,771.06, 406,194.26 and 112,963.21 is: 169,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,771.06 : 406,194.26 = 112,963.21 : x
  2. Step 2: Convert to fraction form
    270,771.06/406,194.26 = 112,963.21/x
  3. Step 3: Cross multiply
    270,771.06x = 406,194.26 × 112,963.21
  4. Step 4: Simplify right side
    270,771.06x = 45,885,007,493.17
  5. Step 5: Solve for x
    x = 45,885,007,493.17/270,771.06
  6. Step 6: Final answer
    x = 169,460.53

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1.5x scale

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.