Finding the Fourth Proportional to 220,210.99, 330,341.43 and 197,582.64
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Solution
The fourth proportional to 220,210.99, 330,341.43 and 197,582.64 is: 296,396.35
Step by Step Solution
- Step 1: Write the proportion equation
220,210.99 : 330,341.43 = 197,582.64 : x - Step 2: Convert to fraction form
220,210.99/330,341.43 = 197,582.64/x - Step 3: Cross multiply
220,210.99x = 330,341.43 × 197,582.64 - Step 4: Simplify right side
220,210.99x = 65,269,733,201.10 - Step 5: Solve for x
x = 65,269,733,201.10/220,210.99 - Step 6: Final answer
x = 296,396.35
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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.