Home / 405,092.28-607,497.62-225,451.80

Finding the Fourth Proportional to 405,092.28, 607,497.62 and 225,451.80

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Solution

The fourth proportional to 405,092.28, 607,497.62 and 225,451.80 is: 338,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,092.28 : 607,497.62 = 225,451.80 : x
  2. Step 2: Convert to fraction form
    405,092.28/607,497.62 = 225,451.80/x
  3. Step 3: Cross multiply
    405,092.28x = 607,497.62 × 225,451.80
  4. Step 4: Simplify right side
    405,092.28x = 136,961,431,924.72
  5. Step 5: Solve for x
    x = 136,961,431,924.72/405,092.28
  6. Step 6: Final answer
    x = 338,099.34

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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.