Home / 622,555.39-932,336.07-355,506.49

Finding the Fourth Proportional to 622,555.39, 932,336.07 and 355,506.49

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Solution

The fourth proportional to 622,555.39, 932,336.07 and 355,506.49 is: 532,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,555.39 : 932,336.07 = 355,506.49 : x
  2. Step 2: Convert to fraction form
    622,555.39/932,336.07 = 355,506.49/x
  3. Step 3: Cross multiply
    622,555.39x = 932,336.07 × 355,506.49
  4. Step 4: Simplify right side
    622,555.39x = 331,451,523,746.09
  5. Step 5: Solve for x
    x = 331,451,523,746.09/622,555.39
  6. Step 6: Final answer
    x = 532,404.87

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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.