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Finding the Fourth Proportional to 366,919.80, 550,379.70 and 226,951.80

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Solution

The fourth proportional to 366,919.80, 550,379.70 and 226,951.80 is: 340,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,919.80 : 550,379.70 = 226,951.80 : x
  2. Step 2: Convert to fraction form
    366,919.80/550,379.70 = 226,951.80/x
  3. Step 3: Cross multiply
    366,919.80x = 550,379.70 × 226,951.80
  4. Step 4: Simplify right side
    366,919.80x = 124,909,663,598.46
  5. Step 5: Solve for x
    x = 124,909,663,598.46/366,919.80
  6. Step 6: Final answer
    x = 340,427.70

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1.5x scale

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.