Home / 995,555.88-1,493,206.71-321,567.16

Finding the Fourth Proportional to 995,555.88, 1,493,206.71 and 321,567.16

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Solution

The fourth proportional to 995,555.88, 1,493,206.71 and 321,567.16 is: 482,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,555.88 : 1,493,206.71 = 321,567.16 : x
  2. Step 2: Convert to fraction form
    995,555.88/1,493,206.71 = 321,567.16/x
  3. Step 3: Cross multiply
    995,555.88x = 1,493,206.71 × 321,567.16
  4. Step 4: Simplify right side
    995,555.88x = 480,166,241,027.64
  5. Step 5: Solve for x
    x = 480,166,241,027.64/995,555.88
  6. Step 6: Final answer
    x = 482,309.68

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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.