Finding the Fourth Proportional to 866,770.68, 1,299,923.06 and 305,731.32
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Solution
The fourth proportional to 866,770.68, 1,299,923.06 and 305,731.32 is: 458,514.81
Step by Step Solution
- Step 1: Write the proportion equation
866,770.68 : 1,299,923.06 = 305,731.32 : x - Step 2: Convert to fraction form
866,770.68/1,299,923.06 = 305,731.32/x - Step 3: Cross multiply
866,770.68x = 1,299,923.06 × 305,731.32 - Step 4: Simplify right side
866,770.68x = 397,427,193,032.24 - Step 5: Solve for x
x = 397,427,193,032.24/866,770.68 - Step 6: Final answer
x = 458,514.81
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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.