Finding the Fourth Proportional to 416,538.52, 574,824.94 and 235,252.62
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Solution
The fourth proportional to 416,538.52, 574,824.94 and 235,252.62 is: 324,649.62
Step by Step Solution
- Step 1: Write the proportion equation
416,538.52 : 574,824.94 = 235,252.62 : x - Step 2: Convert to fraction form
416,538.52/574,824.94 = 235,252.62/x - Step 3: Cross multiply
416,538.52x = 574,824.94 × 235,252.62 - Step 4: Simplify right side
416,538.52x = 135,229,072,588.21 - Step 5: Solve for x
x = 135,229,072,588.21/416,538.52 - Step 6: Final answer
x = 324,649.62
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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.