Finding the Fourth Proportional to 381,114.48, 572,014.35 and 203,773.08
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Solution
The fourth proportional to 381,114.48, 572,014.35 and 203,773.08 is: 305,842.82
Step by Step Solution
- Step 1: Write the proportion equation
381,114.48 : 572,014.35 = 203,773.08 : x - Step 2: Convert to fraction form
381,114.48/572,014.35 = 203,773.08/x - Step 3: Cross multiply
381,114.48x = 572,014.35 × 203,773.08 - Step 4: Simplify right side
381,114.48x = 116,561,125,903.70 - Step 5: Solve for x
x = 116,561,125,903.70/381,114.48 - Step 6: Final answer
x = 305,842.82
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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.