Finding the Fourth Proportional to 455,539.85, 682,717.08 and 185,353.12
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Solution
The fourth proportional to 455,539.85, 682,717.08 and 185,353.12 is: 277,788.52
Step by Step Solution
- Step 1: Write the proportion equation
455,539.85 : 682,717.08 = 185,353.12 : x - Step 2: Convert to fraction form
455,539.85/682,717.08 = 185,353.12/x - Step 3: Cross multiply
455,539.85x = 682,717.08 × 185,353.12 - Step 4: Simplify right side
455,539.85x = 126,543,740,855.29 - Step 5: Solve for x
x = 126,543,740,855.29/455,539.85 - Step 6: Final answer
x = 277,788.52
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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.