Home / 349,819.32-524,286.04-223,410.72

Finding the Fourth Proportional to 349,819.32, 524,286.04 and 223,410.72

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Solution

The fourth proportional to 349,819.32, 524,286.04 and 223,410.72 is: 334,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,819.32 : 524,286.04 = 223,410.72 : x
  2. Step 2: Convert to fraction form
    349,819.32/524,286.04 = 223,410.72/x
  3. Step 3: Cross multiply
    349,819.32x = 524,286.04 × 223,410.72
  4. Step 4: Simplify right side
    349,819.32x = 117,131,121,682.35
  5. Step 5: Solve for x
    x = 117,131,121,682.35/349,819.32
  6. Step 6: Final answer
    x = 334,833.20

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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.