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Finding the Fourth Proportional to 406,068.26, 609,701.16 and 226,504.52

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Solution

The fourth proportional to 406,068.26, 609,701.16 and 226,504.52 is: 340,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,068.26 : 609,701.16 = 226,504.52 : x
  2. Step 2: Convert to fraction form
    406,068.26/609,701.16 = 226,504.52/x
  3. Step 3: Cross multiply
    406,068.26x = 609,701.16 × 226,504.52
  4. Step 4: Simplify right side
    406,068.26x = 138,100,065,540.74
  5. Step 5: Solve for x
    x = 138,100,065,540.74/406,068.26
  6. Step 6: Final answer
    x = 340,090.76

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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.