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Finding the Fourth Proportional to 326,065.61, 449,964.83 and 182,825.21

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Solution

The fourth proportional to 326,065.61, 449,964.83 and 182,825.21 is: 252,295.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,065.61 : 449,964.83 = 182,825.21 : x
  2. Step 2: Convert to fraction form
    326,065.61/449,964.83 = 182,825.21/x
  3. Step 3: Cross multiply
    326,065.61x = 449,964.83 × 182,825.21
  4. Step 4: Simplify right side
    326,065.61x = 82,264,911,373.41
  5. Step 5: Solve for x
    x = 82,264,911,373.41/326,065.61
  6. Step 6: Final answer
    x = 252,295.58

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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.