Home / 500,563.59-690,772.23-271,115.16

Finding the Fourth Proportional to 500,563.59, 690,772.23 and 271,115.16

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Solution

The fourth proportional to 500,563.59, 690,772.23 and 271,115.16 is: 374,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,563.59 : 690,772.23 = 271,115.16 : x
  2. Step 2: Convert to fraction form
    500,563.59/690,772.23 = 271,115.16/x
  3. Step 3: Cross multiply
    500,563.59x = 690,772.23 × 271,115.16
  4. Step 4: Simplify right side
    500,563.59x = 187,278,823,660.01
  5. Step 5: Solve for x
    x = 187,278,823,660.01/500,563.59
  6. Step 6: Final answer
    x = 374,135.93

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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.