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Finding the Fourth Proportional to 651,896.44, 899,672.56 and 365,471.88

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Solution

The fourth proportional to 651,896.44, 899,672.56 and 365,471.88 is: 504,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,896.44 : 899,672.56 = 365,471.88 : x
  2. Step 2: Convert to fraction form
    651,896.44/899,672.56 = 365,471.88/x
  3. Step 3: Cross multiply
    651,896.44x = 899,672.56 × 365,471.88
  4. Step 4: Simplify right side
    651,896.44x = 328,805,021,887.61
  5. Step 5: Solve for x
    x = 328,805,021,887.61/651,896.44
  6. Step 6: Final answer
    x = 504,382.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.