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Finding the Fourth Proportional to 635,760.96, 952,754.56 and 477,804.48

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Solution

The fourth proportional to 635,760.96, 952,754.56 and 477,804.48 is: 716,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,760.96 : 952,754.56 = 477,804.48 : x
  2. Step 2: Convert to fraction form
    635,760.96/952,754.56 = 477,804.48/x
  3. Step 3: Cross multiply
    635,760.96x = 952,754.56 × 477,804.48
  4. Step 4: Simplify right side
    635,760.96x = 455,230,397,108.43
  5. Step 5: Solve for x
    x = 455,230,397,108.43/635,760.96
  6. Step 6: Final answer
    x = 716,040.19

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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.