Home / 339,821.57-468,484.65-271,144.31

Finding the Fourth Proportional to 339,821.57, 468,484.65 and 271,144.31

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Solution

The fourth proportional to 339,821.57, 468,484.65 and 271,144.31 is: 373,804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,821.57 : 468,484.65 = 271,144.31 : x
  2. Step 2: Convert to fraction form
    339,821.57/468,484.65 = 271,144.31/x
  3. Step 3: Cross multiply
    339,821.57x = 468,484.65 × 271,144.31
  4. Step 4: Simplify right side
    339,821.57x = 127,026,944,827.42
  5. Step 5: Solve for x
    x = 127,026,944,827.42/339,821.57
  6. Step 6: Final answer
    x = 373,804.83

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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.