Finding the Fourth Proportional to 365,862.15, 548,629.20 and 166,079.70
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Solution
The fourth proportional to 365,862.15, 548,629.20 and 166,079.70 is: 249,045.09
Step by Step Solution
- Step 1: Write the proportion equation
365,862.15 : 548,629.20 = 166,079.70 : x - Step 2: Convert to fraction form
365,862.15/548,629.20 = 166,079.70/x - Step 3: Cross multiply
365,862.15x = 548,629.20 × 166,079.70 - Step 4: Simplify right side
365,862.15x = 91,116,172,947.24 - Step 5: Solve for x
x = 91,116,172,947.24/365,862.15 - Step 6: Final answer
x = 249,045.09
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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.