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Finding the Fourth Proportional to 244,628.30, 366,942.45 and 156,054.80

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Solution

The fourth proportional to 244,628.30, 366,942.45 and 156,054.80 is: 234,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,628.30 : 366,942.45 = 156,054.80 : x
  2. Step 2: Convert to fraction form
    244,628.30/366,942.45 = 156,054.80/x
  3. Step 3: Cross multiply
    244,628.30x = 366,942.45 × 156,054.80
  4. Step 4: Simplify right side
    244,628.30x = 57,263,130,646.26
  5. Step 5: Solve for x
    x = 57,263,130,646.26/244,628.30
  6. Step 6: Final answer
    x = 234,082.20

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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.