Home / 794,653.20-1,191,863.16-321,328.08

Finding the Fourth Proportional to 794,653.20, 1,191,863.16 and 321,328.08

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Solution

The fourth proportional to 794,653.20, 1,191,863.16 and 321,328.08 is: 481,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,653.20 : 1,191,863.16 = 321,328.08 : x
  2. Step 2: Convert to fraction form
    794,653.20/1,191,863.16 = 321,328.08/x
  3. Step 3: Cross multiply
    794,653.20x = 1,191,863.16 × 321,328.08
  4. Step 4: Simplify right side
    794,653.20x = 382,979,100,825.53
  5. Step 5: Solve for x
    x = 382,979,100,825.53/794,653.20
  6. Step 6: Final answer
    x = 481,944.96

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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.