Finding the Fourth Proportional to 809,832.28, 1,214,623.98 and 270,098.08
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Solution
The fourth proportional to 809,832.28, 1,214,623.98 and 270,098.08 is: 405,105.62
Step by Step Solution
- Step 1: Write the proportion equation
809,832.28 : 1,214,623.98 = 270,098.08 : x - Step 2: Convert to fraction form
809,832.28/1,214,623.98 = 270,098.08/x - Step 3: Cross multiply
809,832.28x = 1,214,623.98 × 270,098.08 - Step 4: Simplify right side
809,832.28x = 328,067,604,919.96 - Step 5: Solve for x
x = 328,067,604,919.96/809,832.28 - Step 6: Final answer
x = 405,105.62
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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.