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Finding the Fourth Proportional to 244,409.90, 366,942.90 and 156,055.10

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Solution

The fourth proportional to 244,409.90, 366,942.90 and 156,055.10 is: 234,292.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,409.90 : 366,942.90 = 156,055.10 : x
  2. Step 2: Convert to fraction form
    244,409.90/366,942.90 = 156,055.10/x
  3. Step 3: Cross multiply
    244,409.90x = 366,942.90 × 156,055.10
  4. Step 4: Simplify right side
    244,409.90x = 57,263,310,953.79
  5. Step 5: Solve for x
    x = 57,263,310,953.79/244,409.90
  6. Step 6: Final answer
    x = 234,292.11

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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.