Finding the Fourth Proportional to 360,687.21, 540,513.23 and 202,582.91
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Solution
The fourth proportional to 360,687.21, 540,513.23 and 202,582.91 is: 303,583.65
Step by Step Solution
- Step 1: Write the proportion equation
360,687.21 : 540,513.23 = 202,582.91 : x - Step 2: Convert to fraction form
360,687.21/540,513.23 = 202,582.91/x - Step 3: Cross multiply
360,687.21x = 540,513.23 × 202,582.91 - Step 4: Simplify right side
360,687.21x = 109,498,739,311.42 - Step 5: Solve for x
x = 109,498,739,311.42/360,687.21 - Step 6: Final answer
x = 303,583.65
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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.