Home / 405,873.48-608,814.33-181,245.35

Finding the Fourth Proportional to 405,873.48, 608,814.33 and 181,245.35

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Solution

The fourth proportional to 405,873.48, 608,814.33 and 181,245.35 is: 271,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,873.48 : 608,814.33 = 181,245.35 : x
  2. Step 2: Convert to fraction form
    405,873.48/608,814.33 = 181,245.35/x
  3. Step 3: Cross multiply
    405,873.48x = 608,814.33 × 181,245.35
  4. Step 4: Simplify right side
    405,873.48x = 110,344,763,743.65
  5. Step 5: Solve for x
    x = 110,344,763,743.65/405,873.48
  6. Step 6: Final answer
    x = 271,869.85

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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.