Home / 289,217.73-433,261.62-199,244.55

Finding the Fourth Proportional to 289,217.73, 433,261.62 and 199,244.55

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Solution

The fourth proportional to 289,217.73, 433,261.62 and 199,244.55 is: 298,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,217.73 : 433,261.62 = 199,244.55 : x
  2. Step 2: Convert to fraction form
    289,217.73/433,261.62 = 199,244.55/x
  3. Step 3: Cross multiply
    289,217.73x = 433,261.62 × 199,244.55
  4. Step 4: Simplify right side
    289,217.73x = 86,325,016,509.17
  5. Step 5: Solve for x
    x = 86,325,016,509.17/289,217.73
  6. Step 6: Final answer
    x = 298,477.61

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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.