Finding the Fourth Proportional to 861,826.18, 1,293,329.76 and 300,860.68
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Solution
The fourth proportional to 861,826.18, 1,293,329.76 and 300,860.68 is: 451,497.16
Step by Step Solution
- Step 1: Write the proportion equation
861,826.18 : 1,293,329.76 = 300,860.68 : x - Step 2: Convert to fraction form
861,826.18/1,293,329.76 = 300,860.68/x - Step 3: Cross multiply
861,826.18x = 1,293,329.76 × 300,860.68 - Step 4: Simplify right side
861,826.18x = 389,112,071,057.84 - Step 5: Solve for x
x = 389,112,071,057.84/861,826.18 - Step 6: Final answer
x = 451,497.16
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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.