Home / 874,615.27-1,311,943.71-234,919.82

Finding the Fourth Proportional to 874,615.27, 1,311,943.71 and 234,919.82

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Solution

The fourth proportional to 874,615.27, 1,311,943.71 and 234,919.82 is: 352,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,615.27 : 1,311,943.71 = 234,919.82 : x
  2. Step 2: Convert to fraction form
    874,615.27/1,311,943.71 = 234,919.82/x
  3. Step 3: Cross multiply
    874,615.27x = 1,311,943.71 × 234,919.82
  4. Step 4: Simplify right side
    874,615.27x = 308,201,576,336.17
  5. Step 5: Solve for x
    x = 308,201,576,336.17/874,615.27
  6. Step 6: Final answer
    x = 352,385.31

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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.