Finding the Fourth Proportional to 511,756.25, 706,230.97 and 296,961.26
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Solution
The fourth proportional to 511,756.25, 706,230.97 and 296,961.26 is: 409,810.80
Step by Step Solution
- Step 1: Write the proportion equation
511,756.25 : 706,230.97 = 296,961.26 : x - Step 2: Convert to fraction form
511,756.25/706,230.97 = 296,961.26/x - Step 3: Cross multiply
511,756.25x = 706,230.97 × 296,961.26 - Step 4: Simplify right side
511,756.25x = 209,723,237,077.03 - Step 5: Solve for x
x = 209,723,237,077.03/511,756.25 - Step 6: Final answer
x = 409,810.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.