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Finding the Fourth Proportional to 599,659.56, 827,450.24 and 385,090.26

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Solution

The fourth proportional to 599,659.56, 827,450.24 and 385,090.26 is: 531,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,659.56 : 827,450.24 = 385,090.26 : x
  2. Step 2: Convert to fraction form
    599,659.56/827,450.24 = 385,090.26/x
  3. Step 3: Cross multiply
    599,659.56x = 827,450.24 × 385,090.26
  4. Step 4: Simplify right side
    599,659.56x = 318,643,026,133.21
  5. Step 5: Solve for x
    x = 318,643,026,133.21/599,659.56
  6. Step 6: Final answer
    x = 531,373.22

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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.