Finding the Fourth Proportional to 409,737.72, 565,237.08 and 273,805.08
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Solution
The fourth proportional to 409,737.72, 565,237.08 and 273,805.08 is: 377,716.71
Step by Step Solution
- Step 1: Write the proportion equation
409,737.72 : 565,237.08 = 273,805.08 : x - Step 2: Convert to fraction form
409,737.72/565,237.08 = 273,805.08/x - Step 3: Cross multiply
409,737.72x = 565,237.08 × 273,805.08 - Step 4: Simplify right side
409,737.72x = 154,764,783,908.37 - Step 5: Solve for x
x = 154,764,783,908.37/409,737.72 - Step 6: Final answer
x = 377,716.71
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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.