Home / 331,147.17-456,970.41-187,898.67

Finding the Fourth Proportional to 331,147.17, 456,970.41 and 187,898.67

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Solution

The fourth proportional to 331,147.17, 456,970.41 and 187,898.67 is: 259,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,147.17 : 456,970.41 = 187,898.67 : x
  2. Step 2: Convert to fraction form
    331,147.17/456,970.41 = 187,898.67/x
  3. Step 3: Cross multiply
    331,147.17x = 456,970.41 × 187,898.67
  4. Step 4: Simplify right side
    331,147.17x = 85,864,132,268.35
  5. Step 5: Solve for x
    x = 85,864,132,268.35/331,147.17
  6. Step 6: Final answer
    x = 259,292.97

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1.5x scale

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.