Finding the Fourth Proportional to 866,537.68, 1,299,793.56 and 305,577.04
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Solution
The fourth proportional to 866,537.68, 1,299,793.56 and 305,577.04 is: 458,360.99
Step by Step Solution
- Step 1: Write the proportion equation
866,537.68 : 1,299,793.56 = 305,577.04 : x - Step 2: Convert to fraction form
866,537.68/1,299,793.56 = 305,577.04/x - Step 3: Cross multiply
866,537.68x = 1,299,793.56 × 305,577.04 - Step 4: Simplify right side
866,537.68x = 397,187,068,675.86 - Step 5: Solve for x
x = 397,187,068,675.86/866,537.68 - Step 6: Final answer
x = 458,360.99
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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.