Finding the Fourth Proportional to 708,367.33, 1,062,269.11 and 258,985.81
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Solution
The fourth proportional to 708,367.33, 1,062,269.11 and 258,985.81 is: 388,375.66
Step by Step Solution
- Step 1: Write the proportion equation
708,367.33 : 1,062,269.11 = 258,985.81 : x - Step 2: Convert to fraction form
708,367.33/1,062,269.11 = 258,985.81/x - Step 3: Cross multiply
708,367.33x = 1,062,269.11 × 258,985.81 - Step 4: Simplify right side
708,367.33x = 275,112,625,891.33 - Step 5: Solve for x
x = 275,112,625,891.33/708,367.33 - Step 6: Final answer
x = 388,375.66
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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.