Finding the Fourth Proportional to 292,571.19, 403,679.70 and 171,706.23
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Solution
The fourth proportional to 292,571.19, 403,679.70 and 171,706.23 is: 236,914.37
Step by Step Solution
- Step 1: Write the proportion equation
292,571.19 : 403,679.70 = 171,706.23 : x - Step 2: Convert to fraction form
292,571.19/403,679.70 = 171,706.23/x - Step 3: Cross multiply
292,571.19x = 403,679.70 × 171,706.23 - Step 4: Simplify right side
292,571.19x = 69,314,319,414.53 - Step 5: Solve for x
x = 69,314,319,414.53/292,571.19 - Step 6: Final answer
x = 236,914.37
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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.