Home / 576,583.29-795,734.13-321,983.68

Finding the Fourth Proportional to 576,583.29, 795,734.13 and 321,983.68

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Solution

The fourth proportional to 576,583.29, 795,734.13 and 321,983.68 is: 444,364.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,583.29 : 795,734.13 = 321,983.68 : x
  2. Step 2: Convert to fraction form
    576,583.29/795,734.13 = 321,983.68/x
  3. Step 3: Cross multiply
    576,583.29x = 795,734.13 × 321,983.68
  4. Step 4: Simplify right side
    576,583.29x = 256,213,403,479.00
  5. Step 5: Solve for x
    x = 256,213,403,479.00/576,583.29
  6. Step 6: Final answer
    x = 444,364.95

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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.