Finding the Fourth Proportional to 352,227.36, 528,322.64 and 115,538.88
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Solution
The fourth proportional to 352,227.36, 528,322.64 and 115,538.88 is: 173,302.28
Step by Step Solution
- Step 1: Write the proportion equation
352,227.36 : 528,322.64 = 115,538.88 : x - Step 2: Convert to fraction form
352,227.36/528,322.64 = 115,538.88/x - Step 3: Cross multiply
352,227.36x = 528,322.64 × 115,538.88 - Step 4: Simplify right side
352,227.36x = 61,041,806,104.24 - Step 5: Solve for x
x = 61,041,806,104.24/352,227.36 - Step 6: Final answer
x = 173,302.28
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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.