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Finding the Fourth Proportional to 351,914.76, 527,478.48 and 151,935.48

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Solution

The fourth proportional to 351,914.76, 527,478.48 and 151,935.48 is: 227,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,914.76 : 527,478.48 = 151,935.48 : x
  2. Step 2: Convert to fraction form
    351,914.76/527,478.48 = 151,935.48/x
  3. Step 3: Cross multiply
    351,914.76x = 527,478.48 × 151,935.48
  4. Step 4: Simplify right side
    351,914.76x = 80,142,696,048.47
  5. Step 5: Solve for x
    x = 80,142,696,048.47/351,914.76
  6. Step 6: Final answer
    x = 227,733.26

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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.