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Finding the Fourth Proportional to 246,706.50, 340,518.78 and 160,879.44

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Solution

The fourth proportional to 246,706.50, 340,518.78 and 160,879.44 is: 222,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,706.50 : 340,518.78 = 160,879.44 : x
  2. Step 2: Convert to fraction form
    246,706.50/340,518.78 = 160,879.44/x
  3. Step 3: Cross multiply
    246,706.50x = 340,518.78 × 160,879.44
  4. Step 4: Simplify right side
    246,706.50x = 54,782,470,635.88
  5. Step 5: Solve for x
    x = 54,782,470,635.88/246,706.50
  6. Step 6: Final answer
    x = 222,055.24

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1.5x scale

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.