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Finding the Fourth Proportional to 374,302.75, 516,541.44 and 204,540.52

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Solution

The fourth proportional to 374,302.75, 516,541.44 and 204,540.52 is: 282,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,302.75 : 516,541.44 = 204,540.52 : x
  2. Step 2: Convert to fraction form
    374,302.75/516,541.44 = 204,540.52/x
  3. Step 3: Cross multiply
    374,302.75x = 516,541.44 × 204,540.52
  4. Step 4: Simplify right side
    374,302.75x = 105,653,654,739.15
  5. Step 5: Solve for x
    x = 105,653,654,739.15/374,302.75
  6. Step 6: Final answer
    x = 282,267.91

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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.