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Finding the Fourth Proportional to 244,420.90, 366,959.40 and 156,066.10

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Solution

The fourth proportional to 244,420.90, 366,959.40 and 156,066.10 is: 234,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,420.90 : 366,959.40 = 156,066.10 : x
  2. Step 2: Convert to fraction form
    244,420.90/366,959.40 = 156,066.10/x
  3. Step 3: Cross multiply
    244,420.90x = 366,959.40 × 156,066.10
  4. Step 4: Simplify right side
    244,420.90x = 57,269,922,416.34
  5. Step 5: Solve for x
    x = 57,269,922,416.34/244,420.90
  6. Step 6: Final answer
    x = 234,308.61

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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.