Finding the Fourth Proportional to 518,174.97, 777,262.44 and 202,410.42
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Solution
The fourth proportional to 518,174.97, 777,262.44 and 202,410.42 is: 303,615.62
Step by Step Solution
- Step 1: Write the proportion equation
518,174.97 : 777,262.44 = 202,410.42 : x - Step 2: Convert to fraction form
518,174.97/777,262.44 = 202,410.42/x - Step 3: Cross multiply
518,174.97x = 777,262.44 × 202,410.42 - Step 4: Simplify right side
518,174.97x = 157,326,016,930.63 - Step 5: Solve for x
x = 157,326,016,930.63/518,174.97 - Step 6: Final answer
x = 303,615.62
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1.5x scale
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.