Finding the Fourth Proportional to 424,642.08, 585,991.44 and 233,637.60
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Solution
The fourth proportional to 424,642.08, 585,991.44 and 233,637.60 is: 322,411.84
Step by Step Solution
- Step 1: Write the proportion equation
424,642.08 : 585,991.44 = 233,637.60 : x - Step 2: Convert to fraction form
424,642.08/585,991.44 = 233,637.60/x - Step 3: Cross multiply
424,642.08x = 585,991.44 × 233,637.60 - Step 4: Simplify right side
424,642.08x = 136,909,633,662.14 - Step 5: Solve for x
x = 136,909,633,662.14/424,642.08 - Step 6: Final answer
x = 322,411.84
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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.