Finding the Fourth Proportional to 372,614.33, 514,274.84 and 219,643.44
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Solution
The fourth proportional to 372,614.33, 514,274.84 and 219,643.44 is: 303,147.48
Step by Step Solution
- Step 1: Write the proportion equation
372,614.33 : 514,274.84 = 219,643.44 : x - Step 2: Convert to fraction form
372,614.33/514,274.84 = 219,643.44/x - Step 3: Cross multiply
372,614.33x = 514,274.84 × 219,643.44 - Step 4: Simplify right side
372,614.33x = 112,957,094,963.05 - Step 5: Solve for x
x = 112,957,094,963.05/372,614.33 - Step 6: Final answer
x = 303,147.48
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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.