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Finding the Fourth Proportional to 270,770.06, 406,192.76 and 112,962.21

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Solution

The fourth proportional to 270,770.06, 406,192.76 and 112,962.21 is: 169,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,770.06 : 406,192.76 = 112,962.21 : x
  2. Step 2: Convert to fraction form
    270,770.06/406,192.76 = 112,962.21/x
  3. Step 3: Cross multiply
    270,770.06x = 406,192.76 × 112,962.21
  4. Step 4: Simplify right side
    270,770.06x = 45,884,431,290.79
  5. Step 5: Solve for x
    x = 45,884,431,290.79/270,770.06
  6. Step 6: Final answer
    x = 169,459.03

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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.