Home / 996,857.38-1,495,213.53-389,531.94

Finding the Fourth Proportional to 996,857.38, 1,495,213.53 and 389,531.94

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Solution

The fourth proportional to 996,857.38, 1,495,213.53 and 389,531.94 is: 584,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,857.38 : 1,495,213.53 = 389,531.94 : x
  2. Step 2: Convert to fraction form
    996,857.38/1,495,213.53 = 389,531.94/x
  3. Step 3: Cross multiply
    996,857.38x = 1,495,213.53 × 389,531.94
  4. Step 4: Simplify right side
    996,857.38x = 582,433,419,987.35
  5. Step 5: Solve for x
    x = 582,433,419,987.35/996,857.38
  6. Step 6: Final answer
    x = 584,269.56

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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.