Finding the Fourth Proportional to 921,229.74, 1,381,894.11 and 290,192.94
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Solution
The fourth proportional to 921,229.74, 1,381,894.11 and 290,192.94 is: 435,305.00
Step by Step Solution
- Step 1: Write the proportion equation
921,229.74 : 1,381,894.11 = 290,192.94 : x - Step 2: Convert to fraction form
921,229.74/1,381,894.11 = 290,192.94/x - Step 3: Cross multiply
921,229.74x = 1,381,894.11 × 290,192.94 - Step 4: Simplify right side
921,229.74x = 401,015,914,549.58 - Step 5: Solve for x
x = 401,015,914,549.58/921,229.74 - Step 6: Final answer
x = 435,305.00
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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.