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Finding the Fourth Proportional to 323,631.68, 446,626.84 and 180,392.76

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Solution

The fourth proportional to 323,631.68, 446,626.84 and 180,392.76 is: 248,950.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,631.68 : 446,626.84 = 180,392.76 : x
  2. Step 2: Convert to fraction form
    323,631.68/446,626.84 = 180,392.76/x
  3. Step 3: Cross multiply
    323,631.68x = 446,626.84 × 180,392.76
  4. Step 4: Simplify right side
    323,631.68x = 80,568,248,357.68
  5. Step 5: Solve for x
    x = 80,568,248,357.68/323,631.68
  6. Step 6: Final answer
    x = 248,950.44

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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.