Finding the Fourth Proportional to 300,366.63, 450,705.26 and 132,005.09
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Solution
The fourth proportional to 300,366.63, 450,705.26 and 132,005.09 is: 198,075.90
Step by Step Solution
- Step 1: Write the proportion equation
300,366.63 : 450,705.26 = 132,005.09 : x - Step 2: Convert to fraction form
300,366.63/450,705.26 = 132,005.09/x - Step 3: Cross multiply
300,366.63x = 450,705.26 × 132,005.09 - Step 4: Simplify right side
300,366.63x = 59,495,389,866.55 - Step 5: Solve for x
x = 59,495,389,866.55/300,366.63 - Step 6: Final answer
x = 198,075.90
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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.