Finding the Fourth Proportional to 292,809.68, 404,077.08 and 158,673.68
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Solution
The fourth proportional to 292,809.68, 404,077.08 and 158,673.68 is: 218,969.53
Step by Step Solution
- Step 1: Write the proportion equation
292,809.68 : 404,077.08 = 158,673.68 : x - Step 2: Convert to fraction form
292,809.68/404,077.08 = 158,673.68/x - Step 3: Cross multiply
292,809.68x = 404,077.08 × 158,673.68 - Step 4: Simplify right side
292,809.68x = 64,116,397,287.25 - Step 5: Solve for x
x = 64,116,397,287.25/292,809.68 - Step 6: Final answer
x = 218,969.53
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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.