Finding the Fourth Proportional to 395,737.21, 546,101.49 and 232,371.96
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Solution
The fourth proportional to 395,737.21, 546,101.49 and 232,371.96 is: 320,663.99
Step by Step Solution
- Step 1: Write the proportion equation
395,737.21 : 546,101.49 = 232,371.96 : x - Step 2: Convert to fraction form
395,737.21/546,101.49 = 232,371.96/x - Step 3: Cross multiply
395,737.21x = 546,101.49 × 232,371.96 - Step 4: Simplify right side
395,737.21x = 126,898,673,590.22 - Step 5: Solve for x
x = 126,898,673,590.22/395,737.21 - Step 6: Final answer
x = 320,663.99
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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.