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Finding the Fourth Proportional to 404,073.63, 606,484.44 and 204,534.18

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Solution

The fourth proportional to 404,073.63, 606,484.44 and 204,534.18 is: 306,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,073.63 : 606,484.44 = 204,534.18 : x
  2. Step 2: Convert to fraction form
    404,073.63/606,484.44 = 204,534.18/x
  3. Step 3: Cross multiply
    404,073.63x = 606,484.44 × 204,534.18
  4. Step 4: Simplify right side
    404,073.63x = 124,046,797,618.16
  5. Step 5: Solve for x
    x = 124,046,797,618.16/404,073.63
  6. Step 6: Final answer
    x = 306,990.58

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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.