Finding the Fourth Proportional to 355,902.93, 491,146.00 and 194,758.00
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Solution
The fourth proportional to 355,902.93, 491,146.00 and 194,758.00 is: 268,766.01
Step by Step Solution
- Step 1: Write the proportion equation
355,902.93 : 491,146.00 = 194,758.00 : x - Step 2: Convert to fraction form
355,902.93/491,146.00 = 194,758.00/x - Step 3: Cross multiply
355,902.93x = 491,146.00 × 194,758.00 - Step 4: Simplify right side
355,902.93x = 95,654,610,953.24 - Step 5: Solve for x
x = 95,654,610,953.24/355,902.93 - Step 6: Final answer
x = 268,766.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.