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Finding the Fourth Proportional to 244,661.30, 366,991.95 and 139,685.30

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Solution

The fourth proportional to 244,661.30, 366,991.95 and 139,685.30 is: 209,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,661.30 : 366,991.95 = 139,685.30 : x
  2. Step 2: Convert to fraction form
    244,661.30/366,991.95 = 139,685.30/x
  3. Step 3: Cross multiply
    244,661.30x = 366,991.95 × 139,685.30
  4. Step 4: Simplify right side
    244,661.30x = 51,263,380,633.34
  5. Step 5: Solve for x
    x = 51,263,380,633.34/244,661.30
  6. Step 6: Final answer
    x = 209,527.95

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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.