Finding the Fourth Proportional to 984,508.88, 1,477,012.39 and 274,536.99
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Solution
The fourth proportional to 984,508.88, 1,477,012.39 and 274,536.99 is: 411,874.94
Step by Step Solution
- Step 1: Write the proportion equation
984,508.88 : 1,477,012.39 = 274,536.99 : x - Step 2: Convert to fraction form
984,508.88/1,477,012.39 = 274,536.99/x - Step 3: Cross multiply
984,508.88x = 1,477,012.39 × 274,536.99 - Step 4: Simplify right side
984,508.88x = 405,494,535,056.96 - Step 5: Solve for x
x = 405,494,535,056.96/984,508.88 - Step 6: Final answer
x = 411,874.94
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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.