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Finding the Fourth Proportional to 454,770.97, 682,629.59 and 334,963.20

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Solution

The fourth proportional to 454,770.97, 682,629.59 and 334,963.20 is: 502,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,770.97 : 682,629.59 = 334,963.20 : x
  2. Step 2: Convert to fraction form
    454,770.97/682,629.59 = 334,963.20/x
  3. Step 3: Cross multiply
    454,770.97x = 682,629.59 × 334,963.20
  4. Step 4: Simplify right side
    454,770.97x = 228,655,791,881.09
  5. Step 5: Solve for x
    x = 228,655,791,881.09/454,770.97
  6. Step 6: Final answer
    x = 502,793.29

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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.