Finding the Fourth Proportional to 243,549.94, 335,880.54 and 202,849.18
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Solution
The fourth proportional to 243,549.94, 335,880.54 and 202,849.18 is: 279,749.99
Step by Step Solution
- Step 1: Write the proportion equation
243,549.94 : 335,880.54 = 202,849.18 : x - Step 2: Convert to fraction form
243,549.94/335,880.54 = 202,849.18/x - Step 3: Cross multiply
243,549.94x = 335,880.54 × 202,849.18 - Step 4: Simplify right side
243,549.94x = 68,133,092,116.96 - Step 5: Solve for x
x = 68,133,092,116.96/243,549.94 - Step 6: Final answer
x = 279,749.99
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1.5x scale
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.