Finding the Fourth Proportional to 373,652.68, 515,653.14 and 203,896.12
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Solution
The fourth proportional to 373,652.68, 515,653.14 and 203,896.12 is: 281,383.43
Step by Step Solution
- Step 1: Write the proportion equation
373,652.68 : 515,653.14 = 203,896.12 : x - Step 2: Convert to fraction form
373,652.68/515,653.14 = 203,896.12/x - Step 3: Cross multiply
373,652.68x = 515,653.14 × 203,896.12 - Step 4: Simplify right side
373,652.68x = 105,139,674,511.82 - Step 5: Solve for x
x = 105,139,674,511.82/373,652.68 - Step 6: Final answer
x = 281,383.43
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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.