Finding the Fourth Proportional to 521,826.44, 720,110.01 and 292,380.98
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Solution
The fourth proportional to 521,826.44, 720,110.01 and 292,380.98 is: 403,479.88
Step by Step Solution
- Step 1: Write the proportion equation
521,826.44 : 720,110.01 = 292,380.98 : x - Step 2: Convert to fraction form
521,826.44/720,110.01 = 292,380.98/x - Step 3: Cross multiply
521,826.44x = 720,110.01 × 292,380.98 - Step 4: Simplify right side
521,826.44x = 210,546,470,431.61 - Step 5: Solve for x
x = 210,546,470,431.61/521,826.44 - Step 6: Final answer
x = 403,479.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.