Home / 380,198.80-569,837.40-169,613.20

Finding the Fourth Proportional to 380,198.80, 569,837.40 and 169,613.20

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Solution

The fourth proportional to 380,198.80, 569,837.40 and 169,613.20 is: 254,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,198.80 : 569,837.40 = 169,613.20 : x
  2. Step 2: Convert to fraction form
    380,198.80/569,837.40 = 169,613.20/x
  3. Step 3: Cross multiply
    380,198.80x = 569,837.40 × 169,613.20
  4. Step 4: Simplify right side
    380,198.80x = 96,651,944,893.68
  5. Step 5: Solve for x
    x = 96,651,944,893.68/380,198.80
  6. Step 6: Final answer
    x = 254,214.23

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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.