Home / 331,827.98-498,240.42-189,833.58

Finding the Fourth Proportional to 331,827.98, 498,240.42 and 189,833.58

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Solution

The fourth proportional to 331,827.98, 498,240.42 and 189,833.58 is: 285,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,827.98 : 498,240.42 = 189,833.58 : x
  2. Step 2: Convert to fraction form
    331,827.98/498,240.42 = 189,833.58/x
  3. Step 3: Cross multiply
    331,827.98x = 498,240.42 × 189,833.58
  4. Step 4: Simplify right side
    331,827.98x = 94,582,762,629.30
  5. Step 5: Solve for x
    x = 94,582,762,629.30/331,827.98
  6. Step 6: Final answer
    x = 285,035.53

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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.