Finding the Fourth Proportional to 373,370.48, 515,205.44 and 228,249.28
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Solution
The fourth proportional to 373,370.48, 515,205.44 and 228,249.28 is: 314,955.99
Step by Step Solution
- Step 1: Write the proportion equation
373,370.48 : 515,205.44 = 228,249.28 : x - Step 2: Convert to fraction form
373,370.48/515,205.44 = 228,249.28/x - Step 3: Cross multiply
373,370.48x = 515,205.44 × 228,249.28 - Step 4: Simplify right side
373,370.48x = 117,595,270,732.08 - Step 5: Solve for x
x = 117,595,270,732.08/373,370.48 - Step 6: Final answer
x = 314,955.99
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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.