Home / 405,230.41-607,654.77-236,799.42

Finding the Fourth Proportional to 405,230.41, 607,654.77 and 236,799.42

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Solution

The fourth proportional to 405,230.41, 607,654.77 and 236,799.42 is: 355,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,230.41 : 607,654.77 = 236,799.42 : x
  2. Step 2: Convert to fraction form
    405,230.41/607,654.77 = 236,799.42/x
  3. Step 3: Cross multiply
    405,230.41x = 607,654.77 × 236,799.42
  4. Step 4: Simplify right side
    405,230.41x = 143,892,297,096.23
  5. Step 5: Solve for x
    x = 143,892,297,096.23/405,230.41
  6. Step 6: Final answer
    x = 355,087.61

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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.