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Finding the Fourth Proportional to 277,616.20, 416,424.30 and 100,150.60

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Solution

The fourth proportional to 277,616.20, 416,424.30 and 100,150.60 is: 150,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,616.20 : 416,424.30 = 100,150.60 : x
  2. Step 2: Convert to fraction form
    277,616.20/416,424.30 = 100,150.60/x
  3. Step 3: Cross multiply
    277,616.20x = 416,424.30 × 100,150.60
  4. Step 4: Simplify right side
    277,616.20x = 41,705,143,499.58
  5. Step 5: Solve for x
    x = 41,705,143,499.58/277,616.20
  6. Step 6: Final answer
    x = 150,225.90

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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.