Home / 572,739.33-790,334.03-331,037.57

Finding the Fourth Proportional to 572,739.33, 790,334.03 and 331,037.57

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Solution

The fourth proportional to 572,739.33, 790,334.03 and 331,037.57 is: 456,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,739.33 : 790,334.03 = 331,037.57 : x
  2. Step 2: Convert to fraction form
    572,739.33/790,334.03 = 331,037.57/x
  3. Step 3: Cross multiply
    572,739.33x = 790,334.03 × 331,037.57
  4. Step 4: Simplify right side
    572,739.33x = 261,630,251,172.65
  5. Step 5: Solve for x
    x = 261,630,251,172.65/572,739.33
  6. Step 6: Final answer
    x = 456,805.11

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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.