Home / 492,256.27-738,508.95-137,270.33

Finding the Fourth Proportional to 492,256.27, 738,508.95 and 137,270.33

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Solution

The fourth proportional to 492,256.27, 738,508.95 and 137,270.33 is: 205,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,256.27 : 738,508.95 = 137,270.33 : x
  2. Step 2: Convert to fraction form
    492,256.27/738,508.95 = 137,270.33/x
  3. Step 3: Cross multiply
    492,256.27x = 738,508.95 × 137,270.33
  4. Step 4: Simplify right side
    492,256.27x = 101,375,366,351.32
  5. Step 5: Solve for x
    x = 101,375,366,351.32/492,256.27
  6. Step 6: Final answer
    x = 205,940.22

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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.