Finding the Fourth Proportional to 305,975.36, 458,804.68 and 137,350.48
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Solution
The fourth proportional to 305,975.36, 458,804.68 and 137,350.48 is: 205,954.63
Step by Step Solution
- Step 1: Write the proportion equation
305,975.36 : 458,804.68 = 137,350.48 : x - Step 2: Convert to fraction form
305,975.36/458,804.68 = 137,350.48/x - Step 3: Cross multiply
305,975.36x = 458,804.68 × 137,350.48 - Step 4: Simplify right side
305,975.36x = 63,017,043,024.25 - Step 5: Solve for x
x = 63,017,043,024.25/305,975.36 - Step 6: Final answer
x = 205,954.63
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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.