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Finding the Fourth Proportional to 351,887.44, 527,831 and 304,361.26

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Solution

The fourth proportional to 351,887.44, 527,831 and 304,361.26 is: 456,541.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,887.44 : 527,831 = 304,361.26 : x
  2. Step 2: Convert to fraction form
    351,887.44/527,831 = 304,361.26/x
  3. Step 3: Cross multiply
    351,887.44x = 527,831 × 304,361.26
  4. Step 4: Simplify right side
    351,887.44x = 160,651,308,227.06
  5. Step 5: Solve for x
    x = 160,651,308,227.06/351,887.44
  6. Step 6: Final answer
    x = 456,541.75

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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.