Finding the Fourth Proportional to 372,261.24, 513,718.20 and 202,496.04
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Solution
The fourth proportional to 372,261.24, 513,718.20 and 202,496.04 is: 279,443.28
Step by Step Solution
- Step 1: Write the proportion equation
372,261.24 : 513,718.20 = 202,496.04 : x - Step 2: Convert to fraction form
372,261.24/513,718.20 = 202,496.04/x - Step 3: Cross multiply
372,261.24x = 513,718.20 × 202,496.04 - Step 4: Simplify right side
372,261.24x = 104,025,901,175.93 - Step 5: Solve for x
x = 104,025,901,175.93/372,261.24 - Step 6: Final answer
x = 279,443.28
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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.