Home / 497,730.35-686,868.57-271,375.85

Finding the Fourth Proportional to 497,730.35, 686,868.57 and 271,375.85

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Solution

The fourth proportional to 497,730.35, 686,868.57 and 271,375.85 is: 374,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,730.35 : 686,868.57 = 271,375.85 : x
  2. Step 2: Convert to fraction form
    497,730.35/686,868.57 = 271,375.85/x
  3. Step 3: Cross multiply
    497,730.35x = 686,868.57 × 271,375.85
  4. Step 4: Simplify right side
    497,730.35x = 186,399,542,022.04
  5. Step 5: Solve for x
    x = 186,399,542,022.04/497,730.35
  6. Step 6: Final answer
    x = 374,499.05

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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.