Finding the Fourth Proportional to 868,301.67, 1,302,578.62 and 269,311.10
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Solution
The fourth proportional to 868,301.67, 1,302,578.62 and 269,311.10 is: 404,005.76
Step by Step Solution
- Step 1: Write the proportion equation
868,301.67 : 1,302,578.62 = 269,311.10 : x - Step 2: Convert to fraction form
868,301.67/1,302,578.62 = 269,311.10/x - Step 3: Cross multiply
868,301.67x = 1,302,578.62 × 269,311.10 - Step 4: Simplify right side
868,301.67x = 350,798,873,802.51 - Step 5: Solve for x
x = 350,798,873,802.51/868,301.67 - Step 6: Final answer
x = 404,005.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.