Finding the Fourth Proportional to 305,371.36, 458,193.36 and 118,397.44
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Solution
The fourth proportional to 305,371.36, 458,193.36 and 118,397.44 is: 177,649.01
Step by Step Solution
- Step 1: Write the proportion equation
305,371.36 : 458,193.36 = 118,397.44 : x - Step 2: Convert to fraction form
305,371.36/458,193.36 = 118,397.44/x - Step 3: Cross multiply
305,371.36x = 458,193.36 × 118,397.44 - Step 4: Simplify right side
305,371.36x = 54,248,920,849.00 - Step 5: Solve for x
x = 54,248,920,849.00/305,371.36 - Step 6: Final answer
x = 177,649.01
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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.