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Finding the Fourth Proportional to 805,008.99, 1,110,889 and 460,833.31

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Solution

The fourth proportional to 805,008.99, 1,110,889 and 460,833.31 is: 635,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,008.99 : 1,110,889 = 460,833.31 : x
  2. Step 2: Convert to fraction form
    805,008.99/1,110,889 = 460,833.31/x
  3. Step 3: Cross multiply
    805,008.99x = 1,110,889 × 460,833.31
  4. Step 4: Simplify right side
    805,008.99x = 511,934,654,912.59
  5. Step 5: Solve for x
    x = 511,934,654,912.59/805,008.99
  6. Step 6: Final answer
    x = 635,936.57

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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.