Finding the Fourth Proportional to 447,466.87, 617,396.26 and 263,712.99
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Solution
The fourth proportional to 447,466.87, 617,396.26 and 263,712.99 is: 363,860.27
Step by Step Solution
- Step 1: Write the proportion equation
447,466.87 : 617,396.26 = 263,712.99 : x - Step 2: Convert to fraction form
447,466.87/617,396.26 = 263,712.99/x - Step 3: Cross multiply
447,466.87x = 617,396.26 × 263,712.99 - Step 4: Simplify right side
447,466.87x = 162,815,416,384.30 - Step 5: Solve for x
x = 162,815,416,384.30/447,466.87 - Step 6: Final answer
x = 363,860.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.