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Finding the Fourth Proportional to 366,574.32, 504,654.84 and 328,782.96

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Solution

The fourth proportional to 366,574.32, 504,654.84 and 328,782.96 is: 452,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,574.32 : 504,654.84 = 328,782.96 : x
  2. Step 2: Convert to fraction form
    366,574.32/504,654.84 = 328,782.96/x
  3. Step 3: Cross multiply
    366,574.32x = 504,654.84 × 328,782.96
  4. Step 4: Simplify right side
    366,574.32x = 165,921,912,073.53
  5. Step 5: Solve for x
    x = 165,921,912,073.53/366,574.32
  6. Step 6: Final answer
    x = 452,628.30

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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.