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Finding the Fourth Proportional to 351,334.76, 527,002.86 and 164,477.48

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Solution

The fourth proportional to 351,334.76, 527,002.86 and 164,477.48 is: 246,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,334.76 : 527,002.86 = 164,477.48 : x
  2. Step 2: Convert to fraction form
    351,334.76/527,002.86 = 164,477.48/x
  3. Step 3: Cross multiply
    351,334.76x = 527,002.86 × 164,477.48
  4. Step 4: Simplify right side
    351,334.76x = 86,680,102,365.59
  5. Step 5: Solve for x
    x = 86,680,102,365.59/351,334.76
  6. Step 6: Final answer
    x = 246,716.56

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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.