Home / 1,163,339.83-1,745,048.62-321,821.11

Finding the Fourth Proportional to 1,163,339.83, 1,745,048.62 and 321,821.11

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Solution

The fourth proportional to 1,163,339.83, 1,745,048.62 and 321,821.11 is: 482,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,339.83 : 1,745,048.62 = 321,821.11 : x
  2. Step 2: Convert to fraction form
    1,163,339.83/1,745,048.62 = 321,821.11/x
  3. Step 3: Cross multiply
    1,163,339.83x = 1,745,048.62 × 321,821.11
  4. Step 4: Simplify right side
    1,163,339.83x = 561,593,475,167.13
  5. Step 5: Solve for x
    x = 561,593,475,167.13/1,163,339.83
  6. Step 6: Final answer
    x = 482,742.41

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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.