Finding the Fourth Proportional to 809,098.24, 1,213,248 and 247,997.44
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Solution
The fourth proportional to 809,098.24, 1,213,248 and 247,997.44 is: 371,873.75
Step by Step Solution
- Step 1: Write the proportion equation
809,098.24 : 1,213,248 = 247,997.44 : x - Step 2: Convert to fraction form
809,098.24/1,213,248 = 247,997.44/x - Step 3: Cross multiply
809,098.24x = 1,213,248 × 247,997.44 - Step 4: Simplify right side
809,098.24x = 300,882,398,085.12 - Step 5: Solve for x
x = 300,882,398,085.12/809,098.24 - Step 6: Final answer
x = 371,873.75
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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.