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Finding the Fourth Proportional to 441,369.64, 661,660.70 and 367,099.08

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Solution

The fourth proportional to 441,369.64, 661,660.70 and 367,099.08 is: 550,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,369.64 : 661,660.70 = 367,099.08 : x
  2. Step 2: Convert to fraction form
    441,369.64/661,660.70 = 367,099.08/x
  3. Step 3: Cross multiply
    441,369.64x = 661,660.70 × 367,099.08
  4. Step 4: Simplify right side
    441,369.64x = 242,895,034,242.16
  5. Step 5: Solve for x
    x = 242,895,034,242.16/441,369.64
  6. Step 6: Final answer
    x = 550,321.12

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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.