Home / 597,640.32-824,729.44-325,716.80

Finding the Fourth Proportional to 597,640.32, 824,729.44 and 325,716.80

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Solution

The fourth proportional to 597,640.32, 824,729.44 and 325,716.80 is: 449,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,640.32 : 824,729.44 = 325,716.80 : x
  2. Step 2: Convert to fraction form
    597,640.32/824,729.44 = 325,716.80/x
  3. Step 3: Cross multiply
    597,640.32x = 824,729.44 × 325,716.80
  4. Step 4: Simplify right side
    597,640.32x = 268,628,234,062.59
  5. Step 5: Solve for x
    x = 268,628,234,062.59/597,640.32
  6. Step 6: Final answer
    x = 449,481.44

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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.