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Finding the Fourth Proportional to 349,770.55, 482,764.04 and 204,643.87

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Solution

The fourth proportional to 349,770.55, 482,764.04 and 204,643.87 is: 282,455.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,770.55 : 482,764.04 = 204,643.87 : x
  2. Step 2: Convert to fraction form
    349,770.55/482,764.04 = 204,643.87/x
  3. Step 3: Cross multiply
    349,770.55x = 482,764.04 × 204,643.87
  4. Step 4: Simplify right side
    349,770.55x = 98,794,701,442.43
  5. Step 5: Solve for x
    x = 98,794,701,442.43/349,770.55
  6. Step 6: Final answer
    x = 282,455.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.