Home / 576,142.29-795,077.24-321,488.01

Finding the Fourth Proportional to 576,142.29, 795,077.24 and 321,488.01

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Solution

The fourth proportional to 576,142.29, 795,077.24 and 321,488.01 is: 443,653.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,142.29 : 795,077.24 = 321,488.01 : x
  2. Step 2: Convert to fraction form
    576,142.29/795,077.24 = 321,488.01/x
  3. Step 3: Cross multiply
    576,142.29x = 795,077.24 × 321,488.01
  4. Step 4: Simplify right side
    576,142.29x = 255,607,798,076.45
  5. Step 5: Solve for x
    x = 255,607,798,076.45/576,142.29
  6. Step 6: Final answer
    x = 443,653.94

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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.