Home / 331,966.22-458,152.11-188,747.72

Finding the Fourth Proportional to 331,966.22, 458,152.11 and 188,747.72

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Solution

The fourth proportional to 331,966.22, 458,152.11 and 188,747.72 is: 260,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,966.22 : 458,152.11 = 188,747.72 : x
  2. Step 2: Convert to fraction form
    331,966.22/458,152.11 = 188,747.72/x
  3. Step 3: Cross multiply
    331,966.22x = 458,152.11 × 188,747.72
  4. Step 4: Simplify right side
    331,966.22x = 86,475,166,175.69
  5. Step 5: Solve for x
    x = 86,475,166,175.69/331,966.22
  6. Step 6: Final answer
    x = 260,493.87

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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.