Finding the Fourth Proportional to 718,069.68, 1,077,101.28 and 185,545.44
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Solution
The fourth proportional to 718,069.68, 1,077,101.28 and 185,545.44 is: 278,317.32
Step by Step Solution
- Step 1: Write the proportion equation
718,069.68 : 1,077,101.28 = 185,545.44 : x - Step 2: Convert to fraction form
718,069.68/1,077,101.28 = 185,545.44/x - Step 3: Cross multiply
718,069.68x = 1,077,101.28 × 185,545.44 - Step 4: Simplify right side
718,069.68x = 199,851,230,922.16 - Step 5: Solve for x
x = 199,851,230,922.16/718,069.68 - Step 6: Final answer
x = 278,317.32
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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.