Finding the Fourth Proportional to 964,701.91, 1,447,920.14 and 515,806.48
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Solution
The fourth proportional to 964,701.91, 1,447,920.14 and 515,806.48 is: 774,173.43
Step by Step Solution
- Step 1: Write the proportion equation
964,701.91 : 1,447,920.14 = 515,806.48 : x - Step 2: Convert to fraction form
964,701.91/1,447,920.14 = 515,806.48/x - Step 3: Cross multiply
964,701.91x = 1,447,920.14 × 515,806.48 - Step 4: Simplify right side
964,701.91x = 746,846,590,734.51 - Step 5: Solve for x
x = 746,846,590,734.51/964,701.91 - Step 6: Final answer
x = 774,173.43
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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.