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Finding the Fourth Proportional to 555,468.34, 833,203.74 and 200,732.90

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Solution

The fourth proportional to 555,468.34, 833,203.74 and 200,732.90 is: 301,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,468.34 : 833,203.74 = 200,732.90 : x
  2. Step 2: Convert to fraction form
    555,468.34/833,203.74 = 200,732.90/x
  3. Step 3: Cross multiply
    555,468.34x = 833,203.74 × 200,732.90
  4. Step 4: Simplify right side
    555,468.34x = 167,251,403,021.05
  5. Step 5: Solve for x
    x = 167,251,403,021.05/555,468.34
  6. Step 6: Final answer
    x = 301,099.79

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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.