Finding the Fourth Proportional to 426,026.10, 587,906.19 and 235,039.44
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Solution
The fourth proportional to 426,026.10, 587,906.19 and 235,039.44 is: 324,349.01
Step by Step Solution
- Step 1: Write the proportion equation
426,026.10 : 587,906.19 = 235,039.44 : x - Step 2: Convert to fraction form
426,026.10/587,906.19 = 235,039.44/x - Step 3: Cross multiply
426,026.10x = 587,906.19 × 235,039.44 - Step 4: Simplify right side
426,026.10x = 138,181,141,670.13 - Step 5: Solve for x
x = 138,181,141,670.13/426,026.10 - Step 6: Final answer
x = 324,349.01
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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.