Home / 392,033.25-540,922.46-230,829.48

Finding the Fourth Proportional to 392,033.25, 540,922.46 and 230,829.48

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Solution

The fourth proportional to 392,033.25, 540,922.46 and 230,829.48 is: 318,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,033.25 : 540,922.46 = 230,829.48 : x
  2. Step 2: Convert to fraction form
    392,033.25/540,922.46 = 230,829.48/x
  3. Step 3: Cross multiply
    392,033.25x = 540,922.46 × 230,829.48
  4. Step 4: Simplify right side
    392,033.25x = 124,860,849,007.97
  5. Step 5: Solve for x
    x = 124,860,849,007.97/392,033.25
  6. Step 6: Final answer
    x = 318,495.56

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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.