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Finding the Fourth Proportional to 441,404.64, 661,713.20 and 367,134.08

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Solution

The fourth proportional to 441,404.64, 661,713.20 and 367,134.08 is: 550,373.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,404.64 : 661,713.20 = 367,134.08 : x
  2. Step 2: Convert to fraction form
    441,404.64/661,713.20 = 367,134.08/x
  3. Step 3: Cross multiply
    441,404.64x = 661,713.20 × 367,134.08
  4. Step 4: Simplify right side
    441,404.64x = 242,937,466,905.86
  5. Step 5: Solve for x
    x = 242,937,466,905.86/441,404.64
  6. Step 6: Final answer
    x = 550,373.61

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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.