Finding the Fourth Proportional to 804,557.30, 1,206,479.55 and 271,933.70
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Solution
The fourth proportional to 804,557.30, 1,206,479.55 and 271,933.70 is: 407,780.09
Step by Step Solution
- Step 1: Write the proportion equation
804,557.30 : 1,206,479.55 = 271,933.70 : x - Step 2: Convert to fraction form
804,557.30/1,206,479.55 = 271,933.70/x - Step 3: Cross multiply
804,557.30x = 1,206,479.55 × 271,933.70 - Step 4: Simplify right side
804,557.30x = 328,082,448,005.84 - Step 5: Solve for x
x = 328,082,448,005.84/804,557.30 - Step 6: Final answer
x = 407,780.09
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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.