Finding the Fourth Proportional to 919,639.08, 1,268,382.99 and 597,452.97
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Solution
The fourth proportional to 919,639.08, 1,268,382.99 and 597,452.97 is: 824,018.03
Step by Step Solution
- Step 1: Write the proportion equation
919,639.08 : 1,268,382.99 = 597,452.97 : x - Step 2: Convert to fraction form
919,639.08/1,268,382.99 = 597,452.97/x - Step 3: Cross multiply
919,639.08x = 1,268,382.99 × 597,452.97 - Step 4: Simplify right side
919,639.08x = 757,799,184,472.98 - Step 5: Solve for x
x = 757,799,184,472.98/919,639.08 - Step 6: Final answer
x = 824,018.03
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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.