Finding the Fourth Proportional to 352,292.10, 528,049.35 and 194,633.70
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Solution
The fourth proportional to 352,292.10, 528,049.35 and 194,633.70 is: 291,735.75
Step by Step Solution
- Step 1: Write the proportion equation
352,292.10 : 528,049.35 = 194,633.70 : x - Step 2: Convert to fraction form
352,292.10/528,049.35 = 194,633.70/x - Step 3: Cross multiply
352,292.10x = 528,049.35 × 194,633.70 - Step 4: Simplify right side
352,292.10x = 102,776,198,773.10 - Step 5: Solve for x
x = 102,776,198,773.10/352,292.10 - Step 6: Final answer
x = 291,735.75
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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.