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Finding the Fourth Proportional to 247,160.78, 370,770.34 and 185,224.94

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Solution

The fourth proportional to 247,160.78, 370,770.34 and 185,224.94 is: 277,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,160.78 : 370,770.34 = 185,224.94 : x
  2. Step 2: Convert to fraction form
    247,160.78/370,770.34 = 185,224.94/x
  3. Step 3: Cross multiply
    247,160.78x = 370,770.34 × 185,224.94
  4. Step 4: Simplify right side
    247,160.78x = 68,675,913,980.28
  5. Step 5: Solve for x
    x = 68,675,913,980.28/247,160.78
  6. Step 6: Final answer
    x = 277,859.27

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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.