Finding the Fourth Proportional to 243,772.80, 365,140.80 and 202,300.80
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Solution
The fourth proportional to 243,772.80, 365,140.80 and 202,300.80 is: 303,020.99
Step by Step Solution
- Step 1: Write the proportion equation
243,772.80 : 365,140.80 = 202,300.80 : x - Step 2: Convert to fraction form
243,772.80/365,140.80 = 202,300.80/x - Step 3: Cross multiply
243,772.80x = 365,140.80 × 202,300.80 - Step 4: Simplify right side
243,772.80x = 73,868,275,952.64 - Step 5: Solve for x
x = 73,868,275,952.64/243,772.80 - Step 6: Final answer
x = 303,020.99
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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.