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Finding the Fourth Proportional to 473,991.24, 654,110.22 and 259,131.30

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Solution

The fourth proportional to 473,991.24, 654,110.22 and 259,131.30 is: 357,602.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,991.24 : 654,110.22 = 259,131.30 : x
  2. Step 2: Convert to fraction form
    473,991.24/654,110.22 = 259,131.30/x
  3. Step 3: Cross multiply
    473,991.24x = 654,110.22 × 259,131.30
  4. Step 4: Simplify right side
    473,991.24x = 169,500,431,651.89
  5. Step 5: Solve for x
    x = 169,500,431,651.89/473,991.24
  6. Step 6: Final answer
    x = 357,602.46

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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.