Home / 396,348.74-594,521.02-96,831

Finding the Fourth Proportional to 396,348.74, 594,521.02 and 96,831

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Solution

The fourth proportional to 396,348.74, 594,521.02 and 96,831 is: 145,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,348.74 : 594,521.02 = 96,831 : x
  2. Step 2: Convert to fraction form
    396,348.74/594,521.02 = 96,831/x
  3. Step 3: Cross multiply
    396,348.74x = 594,521.02 × 96,831
  4. Step 4: Simplify right side
    396,348.74x = 57,568,064,887.62
  5. Step 5: Solve for x
    x = 57,568,064,887.62/396,348.74
  6. Step 6: Final answer
    x = 145,245.99

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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.