Home / 406,860.18-609,093.07-271,588.73

Finding the Fourth Proportional to 406,860.18, 609,093.07 and 271,588.73

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Solution

The fourth proportional to 406,860.18, 609,093.07 and 271,588.73 is: 406,583.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,860.18 : 609,093.07 = 271,588.73 : x
  2. Step 2: Convert to fraction form
    406,860.18/609,093.07 = 271,588.73/x
  3. Step 3: Cross multiply
    406,860.18x = 609,093.07 × 271,588.73
  4. Step 4: Simplify right side
    406,860.18x = 165,422,811,049.00
  5. Step 5: Solve for x
    x = 165,422,811,049.00/406,860.18
  6. Step 6: Final answer
    x = 406,583.93

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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.