Finding the Fourth Proportional to 233,880.54, 322,539.94 and 153,278.79
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Solution
The fourth proportional to 233,880.54, 322,539.94 and 153,278.79 is: 211,383.69
Step by Step Solution
- Step 1: Write the proportion equation
233,880.54 : 322,539.94 = 153,278.79 : x - Step 2: Convert to fraction form
233,880.54/322,539.94 = 153,278.79/x - Step 3: Cross multiply
233,880.54x = 322,539.94 × 153,278.79 - Step 4: Simplify right side
233,880.54x = 49,438,531,729.87 - Step 5: Solve for x
x = 49,438,531,729.87/233,880.54 - Step 6: Final answer
x = 211,383.69
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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.