Finding the Fourth Proportional to 868,186.84, 1,302,329.47 and 269,233.15
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Solution
The fourth proportional to 868,186.84, 1,302,329.47 and 269,233.15 is: 403,864.99
Step by Step Solution
- Step 1: Write the proportion equation
868,186.84 : 1,302,329.47 = 269,233.15 : x - Step 2: Convert to fraction form
868,186.84/1,302,329.47 = 269,233.15/x - Step 3: Cross multiply
868,186.84x = 1,302,329.47 × 269,233.15 - Step 4: Simplify right side
868,186.84x = 350,630,265,545.93 - Step 5: Solve for x
x = 350,630,265,545.93/868,186.84 - Step 6: Final answer
x = 403,864.99
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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.