Home / 497,072.26-685,935.30-282,184.12

Finding the Fourth Proportional to 497,072.26, 685,935.30 and 282,184.12

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Solution

The fourth proportional to 497,072.26, 685,935.30 and 282,184.12 is: 389,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,072.26 : 685,935.30 = 282,184.12 : x
  2. Step 2: Convert to fraction form
    497,072.26/685,935.30 = 282,184.12/x
  3. Step 3: Cross multiply
    497,072.26x = 685,935.30 × 282,184.12
  4. Step 4: Simplify right side
    497,072.26x = 193,560,049,007.44
  5. Step 5: Solve for x
    x = 193,560,049,007.44/497,072.26
  6. Step 6: Final answer
    x = 389,400.22

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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.