Finding the Fourth Proportional to 818,406.36, 1,227,792.69 and 249,837.99
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Solution
The fourth proportional to 818,406.36, 1,227,792.69 and 249,837.99 is: 374,812.90
Step by Step Solution
- Step 1: Write the proportion equation
818,406.36 : 1,227,792.69 = 249,837.99 : x - Step 2: Convert to fraction form
818,406.36/1,227,792.69 = 249,837.99/x - Step 3: Cross multiply
818,406.36x = 1,227,792.69 × 249,837.99 - Step 4: Simplify right side
818,406.36x = 306,749,257,806.29 - Step 5: Solve for x
x = 306,749,257,806.29/818,406.36 - Step 6: Final answer
x = 374,812.90
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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.