Home / 406,149.14-609,292.86-203,841.72

Finding the Fourth Proportional to 406,149.14, 609,292.86 and 203,841.72

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Solution

The fourth proportional to 406,149.14, 609,292.86 and 203,841.72 is: 305,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,149.14 : 609,292.86 = 203,841.72 : x
  2. Step 2: Convert to fraction form
    406,149.14/609,292.86 = 203,841.72/x
  3. Step 3: Cross multiply
    406,149.14x = 609,292.86 × 203,841.72
  4. Step 4: Simplify right side
    406,149.14x = 124,199,304,566.12
  5. Step 5: Solve for x
    x = 124,199,304,566.12/406,149.14
  6. Step 6: Final answer
    x = 305,797.29

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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.