Finding the Fourth Proportional to 284,920.99, 393,268.70 and 177,427.51
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Solution
The fourth proportional to 284,920.99, 393,268.70 and 177,427.51 is: 244,898.37
Step by Step Solution
- Step 1: Write the proportion equation
284,920.99 : 393,268.70 = 177,427.51 : x - Step 2: Convert to fraction form
284,920.99/393,268.70 = 177,427.51/x - Step 3: Cross multiply
284,920.99x = 393,268.70 × 177,427.51 - Step 4: Simplify right side
284,920.99x = 69,776,686,201.94 - Step 5: Solve for x
x = 69,776,686,201.94/284,920.99 - Step 6: Final answer
x = 244,898.37
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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.