Finding the Fourth Proportional to 292,152.48, 438,184.68 and 92,446.92
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Solution
The fourth proportional to 292,152.48, 438,184.68 and 92,446.92 is: 138,656.44
Step by Step Solution
- Step 1: Write the proportion equation
292,152.48 : 438,184.68 = 92,446.92 : x - Step 2: Convert to fraction form
292,152.48/438,184.68 = 92,446.92/x - Step 3: Cross multiply
292,152.48x = 438,184.68 × 92,446.92 - Step 4: Simplify right side
292,152.48x = 40,508,824,057.19 - Step 5: Solve for x
x = 40,508,824,057.19/292,152.48 - Step 6: Final answer
x = 138,656.44
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1.5x scale
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.