Finding the Fourth Proportional to 691,173.07, 1,036,604.09 and 247,941.07
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Solution
The fourth proportional to 691,173.07, 1,036,604.09 and 247,941.07 is: 371,855.82
Step by Step Solution
- Step 1: Write the proportion equation
691,173.07 : 1,036,604.09 = 247,941.07 : x - Step 2: Convert to fraction form
691,173.07/1,036,604.09 = 247,941.07/x - Step 3: Cross multiply
691,173.07x = 1,036,604.09 × 247,941.07 - Step 4: Simplify right side
691,173.07x = 257,016,727,240.98 - Step 5: Solve for x
x = 257,016,727,240.98/691,173.07 - Step 6: Final answer
x = 371,855.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.