Home / 405,136.44-607,835.88-194,747.04

Finding the Fourth Proportional to 405,136.44, 607,835.88 and 194,747.04

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Solution

The fourth proportional to 405,136.44, 607,835.88 and 194,747.04 is: 292,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,136.44 : 607,835.88 = 194,747.04 : x
  2. Step 2: Convert to fraction form
    405,136.44/607,835.88 = 194,747.04/x
  3. Step 3: Cross multiply
    405,136.44x = 607,835.88 × 194,747.04
  4. Step 4: Simplify right side
    405,136.44x = 118,374,238,435.80
  5. Step 5: Solve for x
    x = 118,374,238,435.80/405,136.44
  6. Step 6: Final answer
    x = 292,183.64

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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.