Home / 331,849.98-498,273.46-189,855.56

Finding the Fourth Proportional to 331,849.98, 498,273.46 and 189,855.56

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Solution

The fourth proportional to 331,849.98, 498,273.46 and 189,855.56 is: 285,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,849.98 : 498,273.46 = 189,855.56 : x
  2. Step 2: Convert to fraction form
    331,849.98/498,273.46 = 189,855.56/x
  3. Step 3: Cross multiply
    331,849.98x = 498,273.46 × 189,855.56
  4. Step 4: Simplify right side
    331,849.98x = 94,599,987,552.48
  5. Step 5: Solve for x
    x = 94,599,987,552.48/331,849.98
  6. Step 6: Final answer
    x = 285,068.53

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1.5x scale

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.