Finding the Fourth Proportional to 373,905.34, 515,986.68 and 204,139.46
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Solution
The fourth proportional to 373,905.34, 515,986.68 and 204,139.46 is: 281,710.99
Step by Step Solution
- Step 1: Write the proportion equation
373,905.34 : 515,986.68 = 204,139.46 : x - Step 2: Convert to fraction form
373,905.34/515,986.68 = 204,139.46/x - Step 3: Cross multiply
373,905.34x = 515,986.68 × 204,139.46 - Step 4: Simplify right side
373,905.34x = 105,333,242,222.39 - Step 5: Solve for x
x = 105,333,242,222.39/373,905.34 - Step 6: Final answer
x = 281,710.99
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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.