Finding the Fourth Proportional to 655,419.24, 983,510.84 and 276,316.68
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Solution
The fourth proportional to 655,419.24, 983,510.84 and 276,316.68 is: 414,636.06
Step by Step Solution
- Step 1: Write the proportion equation
655,419.24 : 983,510.84 = 276,316.68 : x - Step 2: Convert to fraction form
655,419.24/983,510.84 = 276,316.68/x - Step 3: Cross multiply
655,419.24x = 983,510.84 × 276,316.68 - Step 4: Simplify right side
655,419.24x = 271,760,450,052.81 - Step 5: Solve for x
x = 271,760,450,052.81/655,419.24 - Step 6: Final answer
x = 414,636.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.