Home / 576,486-795,630.06-321,851.16

Finding the Fourth Proportional to 576,486, 795,630.06 and 321,851.16

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Solution

The fourth proportional to 576,486, 795,630.06 and 321,851.16 is: 444,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,486 : 795,630.06 = 321,851.16 : x
  2. Step 2: Convert to fraction form
    576,486/795,630.06 = 321,851.16/x
  3. Step 3: Cross multiply
    576,486x = 795,630.06 × 321,851.16
  4. Step 4: Simplify right side
    576,486x = 256,074,457,741.87
  5. Step 5: Solve for x
    x = 256,074,457,741.87/576,486
  6. Step 6: Final answer
    x = 444,198.92

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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.