Home / 307,584.23-461,400.50-82,941.28

Finding the Fourth Proportional to 307,584.23, 461,400.50 and 82,941.28

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Solution

The fourth proportional to 307,584.23, 461,400.50 and 82,941.28 is: 124,418.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,584.23 : 461,400.50 = 82,941.28 : x
  2. Step 2: Convert to fraction form
    307,584.23/461,400.50 = 82,941.28/x
  3. Step 3: Cross multiply
    307,584.23x = 461,400.50 × 82,941.28
  4. Step 4: Simplify right side
    307,584.23x = 38,269,148,062.64
  5. Step 5: Solve for x
    x = 38,269,148,062.64/307,584.23
  6. Step 6: Final answer
    x = 124,418.43

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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.