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Finding the Fourth Proportional to 468,634.56, 702,806.48 and 169,076.20

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Solution

The fourth proportional to 468,634.56, 702,806.48 and 169,076.20 is: 253,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,634.56 : 702,806.48 = 169,076.20 : x
  2. Step 2: Convert to fraction form
    468,634.56/702,806.48 = 169,076.20/x
  3. Step 3: Cross multiply
    468,634.56x = 702,806.48 × 169,076.20
  4. Step 4: Simplify right side
    468,634.56x = 118,827,848,973.78
  5. Step 5: Solve for x
    x = 118,827,848,973.78/468,634.56
  6. Step 6: Final answer
    x = 253,561.86

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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.