Home / 500,488.53-690,674.82-271,046.19

Finding the Fourth Proportional to 500,488.53, 690,674.82 and 271,046.19

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Solution

The fourth proportional to 500,488.53, 690,674.82 and 271,046.19 is: 374,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,488.53 : 690,674.82 = 271,046.19 : x
  2. Step 2: Convert to fraction form
    500,488.53/690,674.82 = 271,046.19/x
  3. Step 3: Cross multiply
    500,488.53x = 690,674.82 × 271,046.19
  4. Step 4: Simplify right side
    500,488.53x = 187,204,778,489.94
  5. Step 5: Solve for x
    x = 187,204,778,489.94/500,488.53
  6. Step 6: Final answer
    x = 374,044.09

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1.5x scale

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.