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Finding the Fourth Proportional to 355,758.71, 532,782.88 and 203,494.30

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Solution

The fourth proportional to 355,758.71, 532,782.88 and 203,494.30 is: 304,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,758.71 : 532,782.88 = 203,494.30 : x
  2. Step 2: Convert to fraction form
    355,758.71/532,782.88 = 203,494.30/x
  3. Step 3: Cross multiply
    355,758.71x = 532,782.88 × 203,494.30
  4. Step 4: Simplify right side
    355,758.71x = 108,418,279,217.58
  5. Step 5: Solve for x
    x = 108,418,279,217.58/355,758.71
  6. Step 6: Final answer
    x = 304,752.28

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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.