Home / 500,601.15-690,830.28-271,160.94

Finding the Fourth Proportional to 500,601.15, 690,830.28 and 271,160.94

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Solution

The fourth proportional to 500,601.15, 690,830.28 and 271,160.94 is: 374,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,601.15 : 690,830.28 = 271,160.94 : x
  2. Step 2: Convert to fraction form
    500,601.15/690,830.28 = 271,160.94/x
  3. Step 3: Cross multiply
    500,601.15x = 690,830.28 × 271,160.94
  4. Step 4: Simplify right side
    500,601.15x = 187,326,188,105.26
  5. Step 5: Solve for x
    x = 187,326,188,105.26/500,601.15
  6. Step 6: Final answer
    x = 374,202.47

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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.