Finding the Fourth Proportional to 655,409.98, 983,497.11 and 276,307.53
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Solution
The fourth proportional to 655,409.98, 983,497.11 and 276,307.53 is: 414,622.40
Step by Step Solution
- Step 1: Write the proportion equation
655,409.98 : 983,497.11 = 276,307.53 : x - Step 2: Convert to fraction form
655,409.98/983,497.11 = 276,307.53/x - Step 3: Cross multiply
655,409.98x = 983,497.11 × 276,307.53 - Step 4: Simplify right side
655,409.98x = 271,747,657,226.24 - Step 5: Solve for x
x = 271,747,657,226.24/655,409.98 - Step 6: Final answer
x = 414,622.40
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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.