Finding the Fourth Proportional to 454,678.68, 682,354.98 and 366,982.68
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Solution
The fourth proportional to 454,678.68, 682,354.98 and 366,982.68 is: 550,745.99
Step by Step Solution
- Step 1: Write the proportion equation
454,678.68 : 682,354.98 = 366,982.68 : x - Step 2: Convert to fraction form
454,678.68/682,354.98 = 366,982.68/x - Step 3: Cross multiply
454,678.68x = 682,354.98 × 366,982.68 - Step 4: Simplify right side
454,678.68x = 250,412,459,271.75 - Step 5: Solve for x
x = 250,412,459,271.75/454,678.68 - Step 6: Final answer
x = 550,745.99
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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.