Home / 572,868.42-790,470.61-331,104.39

Finding the Fourth Proportional to 572,868.42, 790,470.61 and 331,104.39

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Solution

The fourth proportional to 572,868.42, 790,470.61 and 331,104.39 is: 456,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,868.42 : 790,470.61 = 331,104.39 : x
  2. Step 2: Convert to fraction form
    572,868.42/790,470.61 = 331,104.39/x
  3. Step 3: Cross multiply
    572,868.42x = 790,470.61 × 331,104.39
  4. Step 4: Simplify right side
    572,868.42x = 261,728,289,136.98
  5. Step 5: Solve for x
    x = 261,728,289,136.98/572,868.42
  6. Step 6: Final answer
    x = 456,873.31

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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.