Home / 1,163,339.58-1,745,048.24-321,820.86

Finding the Fourth Proportional to 1,163,339.58, 1,745,048.24 and 321,820.86

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Solution

The fourth proportional to 1,163,339.58, 1,745,048.24 and 321,820.86 is: 482,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,339.58 : 1,745,048.24 = 321,820.86 : x
  2. Step 2: Convert to fraction form
    1,163,339.58/1,745,048.24 = 321,820.86/x
  3. Step 3: Cross multiply
    1,163,339.58x = 1,745,048.24 × 321,820.86
  4. Step 4: Simplify right side
    1,163,339.58x = 561,592,925,338.29
  5. Step 5: Solve for x
    x = 561,592,925,338.29/1,163,339.58
  6. Step 6: Final answer
    x = 482,742.04

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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.