Finding the Fourth Proportional to 655,089.21, 981,059.18 and 373,753.53
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Solution
The fourth proportional to 655,089.21, 981,059.18 and 373,753.53 is: 559,731.90
Step by Step Solution
- Step 1: Write the proportion equation
655,089.21 : 981,059.18 = 373,753.53 : x - Step 2: Convert to fraction form
655,089.21/981,059.18 = 373,753.53/x - Step 3: Cross multiply
655,089.21x = 981,059.18 × 373,753.53 - Step 4: Simplify right side
655,089.21x = 366,674,329,795.14 - Step 5: Solve for x
x = 366,674,329,795.14/655,089.21 - Step 6: Final answer
x = 559,731.90
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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.