Finding the Fourth Proportional to 804,841.84, 1,206,512.34 and 271,990.24
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Solution
The fourth proportional to 804,841.84, 1,206,512.34 and 271,990.24 is: 407,731.76
Step by Step Solution
- Step 1: Write the proportion equation
804,841.84 : 1,206,512.34 = 271,990.24 : x - Step 2: Convert to fraction form
804,841.84/1,206,512.34 = 271,990.24/x - Step 3: Cross multiply
804,841.84x = 1,206,512.34 × 271,990.24 - Step 4: Simplify right side
804,841.84x = 328,159,580,919.56 - Step 5: Solve for x
x = 328,159,580,919.56/804,841.84 - Step 6: Final answer
x = 407,731.76
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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.