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Finding the Fourth Proportional to 360,949.11, 541,955.90 and 201,336.89

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Solution

The fourth proportional to 360,949.11, 541,955.90 and 201,336.89 is: 302,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,949.11 : 541,955.90 = 201,336.89 : x
  2. Step 2: Convert to fraction form
    360,949.11/541,955.90 = 201,336.89/x
  3. Step 3: Cross multiply
    360,949.11x = 541,955.90 × 201,336.89
  4. Step 4: Simplify right side
    360,949.11x = 109,115,716,265.22
  5. Step 5: Solve for x
    x = 109,115,716,265.22/360,949.11
  6. Step 6: Final answer
    x = 302,302.22

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1.5x scale

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.