Finding the Fourth Proportional to 292,588.98, 438,838.64 and 92,883.48
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Solution
The fourth proportional to 292,588.98, 438,838.64 and 92,883.48 is: 139,310.99
Step by Step Solution
- Step 1: Write the proportion equation
292,588.98 : 438,838.64 = 92,883.48 : x - Step 2: Convert to fraction form
292,588.98/438,838.64 = 92,883.48/x - Step 3: Cross multiply
292,588.98x = 438,838.64 × 92,883.48 - Step 4: Simplify right side
292,588.98x = 40,760,859,577.25 - Step 5: Solve for x
x = 40,760,859,577.25/292,588.98 - Step 6: Final answer
x = 139,310.99
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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.