Finding the Fourth Proportional to 292,274.64, 438,424.11 and 92,590.60
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Solution
The fourth proportional to 292,274.64, 438,424.11 and 92,590.60 is: 138,889.75
Step by Step Solution
- Step 1: Write the proportion equation
292,274.64 : 438,424.11 = 92,590.60 : x - Step 2: Convert to fraction form
292,274.64/438,424.11 = 92,590.60/x - Step 3: Cross multiply
292,274.64x = 438,424.11 × 92,590.60 - Step 4: Simplify right side
292,274.64x = 40,593,952,148.21 - Step 5: Solve for x
x = 40,593,952,148.21/292,274.64 - Step 6: Final answer
x = 138,889.75
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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.