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Finding the Fourth Proportional to 366,909.30, 550,363.95 and 226,941.30

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Solution

The fourth proportional to 366,909.30, 550,363.95 and 226,941.30 is: 340,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,909.30 : 550,363.95 = 226,941.30 : x
  2. Step 2: Convert to fraction form
    366,909.30/550,363.95 = 226,941.30/x
  3. Step 3: Cross multiply
    366,909.30x = 550,363.95 × 226,941.30
  4. Step 4: Simplify right side
    366,909.30x = 124,900,310,286.14
  5. Step 5: Solve for x
    x = 124,900,310,286.14/366,909.30
  6. Step 6: Final answer
    x = 340,411.95

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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.