Home / 701,189.39-1,050,953.47-321,790.46

Finding the Fourth Proportional to 701,189.39, 1,050,953.47 and 321,790.46

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Solution

The fourth proportional to 701,189.39, 1,050,953.47 and 321,790.46 is: 482,304.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,189.39 : 1,050,953.47 = 321,790.46 : x
  2. Step 2: Convert to fraction form
    701,189.39/1,050,953.47 = 321,790.46/x
  3. Step 3: Cross multiply
    701,189.39x = 1,050,953.47 × 321,790.46
  4. Step 4: Simplify right side
    701,189.39x = 338,186,794,490.65
  5. Step 5: Solve for x
    x = 338,186,794,490.65/701,189.39
  6. Step 6: Final answer
    x = 482,304.49

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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.