Home / 427,834.26-590,480.01-325,696.50

Finding the Fourth Proportional to 427,834.26, 590,480.01 and 325,696.50

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Solution

The fourth proportional to 427,834.26, 590,480.01 and 325,696.50 is: 449,513.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,834.26 : 590,480.01 = 325,696.50 : x
  2. Step 2: Convert to fraction form
    427,834.26/590,480.01 = 325,696.50/x
  3. Step 3: Cross multiply
    427,834.26x = 590,480.01 × 325,696.50
  4. Step 4: Simplify right side
    427,834.26x = 192,317,272,576.97
  5. Step 5: Solve for x
    x = 192,317,272,576.97/427,834.26
  6. Step 6: Final answer
    x = 449,513.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.