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Finding the Fourth Proportional to 361,051.80, 498,269.90 and 199,924.68

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Solution

The fourth proportional to 361,051.80, 498,269.90 and 199,924.68 is: 275,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,051.80 : 498,269.90 = 199,924.68 : x
  2. Step 2: Convert to fraction form
    361,051.80/498,269.90 = 199,924.68/x
  3. Step 3: Cross multiply
    361,051.80x = 498,269.90 × 199,924.68
  4. Step 4: Simplify right side
    361,051.80x = 99,616,450,311.13
  5. Step 5: Solve for x
    x = 99,616,450,311.13/361,051.80
  6. Step 6: Final answer
    x = 275,906.26

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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.