Home / 757,759.39-1,136,827.40-225,279.56

Finding the Fourth Proportional to 757,759.39, 1,136,827.40 and 225,279.56

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Solution

The fourth proportional to 757,759.39, 1,136,827.40 and 225,279.56 is: 337,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,759.39 : 1,136,827.40 = 225,279.56 : x
  2. Step 2: Convert to fraction form
    757,759.39/1,136,827.40 = 225,279.56/x
  3. Step 3: Cross multiply
    757,759.39x = 1,136,827.40 × 225,279.56
  4. Step 4: Simplify right side
    757,759.39x = 256,103,979,873.21
  5. Step 5: Solve for x
    x = 256,103,979,873.21/757,759.39
  6. Step 6: Final answer
    x = 337,975.33

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1.5x scale

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.