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Finding the Fourth Proportional to 331,461.92, 496,747.92 and 181,475.84

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Solution

The fourth proportional to 331,461.92, 496,747.92 and 181,475.84 is: 271,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,461.92 : 496,747.92 = 181,475.84 : x
  2. Step 2: Convert to fraction form
    331,461.92/496,747.92 = 181,475.84/x
  3. Step 3: Cross multiply
    331,461.92x = 496,747.92 × 181,475.84
  4. Step 4: Simplify right side
    331,461.92x = 90,147,746,050.25
  5. Step 5: Solve for x
    x = 90,147,746,050.25/331,461.92
  6. Step 6: Final answer
    x = 271,970.14

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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.