Finding the Fourth Proportional to 263,562.18, 363,709.11 and 147,276.64
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Solution
The fourth proportional to 263,562.18, 363,709.11 and 147,276.64 is: 203,238.02
Step by Step Solution
- Step 1: Write the proportion equation
263,562.18 : 363,709.11 = 147,276.64 : x - Step 2: Convert to fraction form
263,562.18/363,709.11 = 147,276.64/x - Step 3: Cross multiply
263,562.18x = 363,709.11 × 147,276.64 - Step 4: Simplify right side
263,562.18x = 53,565,855,658.19 - Step 5: Solve for x
x = 53,565,855,658.19/263,562.18 - Step 6: Final answer
x = 203,238.02
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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.