Finding the Fourth Proportional to 511,651.99, 767,556.92 and 174,613.78
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Solution
The fourth proportional to 511,651.99, 767,556.92 and 174,613.78 is: 261,947.61
Step by Step Solution
- Step 1: Write the proportion equation
511,651.99 : 767,556.92 = 174,613.78 : x - Step 2: Convert to fraction form
511,651.99/767,556.92 = 174,613.78/x - Step 3: Cross multiply
511,651.99x = 767,556.92 × 174,613.78 - Step 4: Simplify right side
511,651.99x = 134,026,015,166.36 - Step 5: Solve for x
x = 134,026,015,166.36/511,651.99 - Step 6: Final answer
x = 261,947.61
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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.