Finding the Fourth Proportional to 809,456.05, 1,213,972.48 and 240,683.97
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Solution
The fourth proportional to 809,456.05, 1,213,972.48 and 240,683.97 is: 360,963.04
Step by Step Solution
- Step 1: Write the proportion equation
809,456.05 : 1,213,972.48 = 240,683.97 : x - Step 2: Convert to fraction form
809,456.05/1,213,972.48 = 240,683.97/x - Step 3: Cross multiply
809,456.05x = 1,213,972.48 × 240,683.97 - Step 4: Simplify right side
809,456.05x = 292,183,715,957.15 - Step 5: Solve for x
x = 292,183,715,957.15/809,456.05 - Step 6: Final answer
x = 360,963.04
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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.