Finding the Fourth Proportional to 401,955.36, 602,144.79 and 233,121.08
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Solution
The fourth proportional to 401,955.36, 602,144.79 and 233,121.08 is: 349,224.47
Step by Step Solution
- Step 1: Write the proportion equation
401,955.36 : 602,144.79 = 233,121.08 : x - Step 2: Convert to fraction form
401,955.36/602,144.79 = 233,121.08/x - Step 3: Cross multiply
401,955.36x = 602,144.79 × 233,121.08 - Step 4: Simplify right side
401,955.36x = 140,372,644,392.33 - Step 5: Solve for x
x = 140,372,644,392.33/401,955.36 - Step 6: Final answer
x = 349,224.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.