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Finding the Fourth Proportional to 441,059.45, 661,289.77 and 224,385.66

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Solution

The fourth proportional to 441,059.45, 661,289.77 and 224,385.66 is: 336,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,059.45 : 661,289.77 = 224,385.66 : x
  2. Step 2: Convert to fraction form
    441,059.45/661,289.77 = 224,385.66/x
  3. Step 3: Cross multiply
    441,059.45x = 661,289.77 × 224,385.66
  4. Step 4: Simplify right side
    441,059.45x = 148,383,941,773.18
  5. Step 5: Solve for x
    x = 148,383,941,773.18/441,059.45
  6. Step 6: Final answer
    x = 336,426.17

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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.