Finding the Fourth Proportional to 305,751.60, 458,807.84 and 116,371.44
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Solution
The fourth proportional to 305,751.60, 458,807.84 and 116,371.44 is: 174,625.84
Step by Step Solution
- Step 1: Write the proportion equation
305,751.60 : 458,807.84 = 116,371.44 : x - Step 2: Convert to fraction form
305,751.60/458,807.84 = 116,371.44/x - Step 3: Cross multiply
305,751.60x = 458,807.84 × 116,371.44 - Step 4: Simplify right side
305,751.60x = 53,392,129,024.09 - Step 5: Solve for x
x = 53,392,129,024.09/305,751.60 - Step 6: Final answer
x = 174,625.84
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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.