Finding the Fourth Proportional to 372,261.33, 513,721.85 and 202,495.41
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Solution
The fourth proportional to 372,261.33, 513,721.85 and 202,495.41 is: 279,444.32
Step by Step Solution
- Step 1: Write the proportion equation
372,261.33 : 513,721.85 = 202,495.41 : x - Step 2: Convert to fraction form
372,261.33/513,721.85 = 202,495.41/x - Step 3: Cross multiply
372,261.33x = 513,721.85 × 202,495.41 - Step 4: Simplify right side
372,261.33x = 104,026,315,629.23 - Step 5: Solve for x
x = 104,026,315,629.23/372,261.33 - Step 6: Final answer
x = 279,444.32
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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.