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Finding the Fourth Proportional to 333,540.64, 460,286.18 and 180,578.80

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Solution

The fourth proportional to 333,540.64, 460,286.18 and 180,578.80 is: 249,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,540.64 : 460,286.18 = 180,578.80 : x
  2. Step 2: Convert to fraction form
    333,540.64/460,286.18 = 180,578.80/x
  3. Step 3: Cross multiply
    333,540.64x = 460,286.18 × 180,578.80
  4. Step 4: Simplify right side
    333,540.64x = 83,117,926,040.98
  5. Step 5: Solve for x
    x = 83,117,926,040.98/333,540.64
  6. Step 6: Final answer
    x = 249,198.80

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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.