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Finding the Fourth Proportional to 374,546.90, 516,876.90 and 204,781.03

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Solution

The fourth proportional to 374,546.90, 516,876.90 and 204,781.03 is: 282,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,546.90 : 516,876.90 = 204,781.03 : x
  2. Step 2: Convert to fraction form
    374,546.90/516,876.90 = 204,781.03/x
  3. Step 3: Cross multiply
    374,546.90x = 516,876.90 × 204,781.03
  4. Step 4: Simplify right side
    374,546.90x = 105,846,581,905.09
  5. Step 5: Solve for x
    x = 105,846,581,905.09/374,546.90
  6. Step 6: Final answer
    x = 282,599.00

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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.