Finding the Fourth Proportional to 731,412.56, 1,096,724.35 and 331,835.31
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Solution
The fourth proportional to 731,412.56, 1,096,724.35 and 331,835.31 is: 497,573.99
Step by Step Solution
- Step 1: Write the proportion equation
731,412.56 : 1,096,724.35 = 331,835.31 : x - Step 2: Convert to fraction form
731,412.56/1,096,724.35 = 331,835.31/x - Step 3: Cross multiply
731,412.56x = 1,096,724.35 × 331,835.31 - Step 4: Simplify right side
731,412.56x = 363,931,864,666.80 - Step 5: Solve for x
x = 363,931,864,666.80/731,412.56 - Step 6: Final answer
x = 497,573.99
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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.