Finding the Fourth Proportional to 488,082.24, 731,855.34 and 151,029.09
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Solution
The fourth proportional to 488,082.24, 731,855.34 and 151,029.09 is: 226,460.70
Step by Step Solution
- Step 1: Write the proportion equation
488,082.24 : 731,855.34 = 151,029.09 : x - Step 2: Convert to fraction form
488,082.24/731,855.34 = 151,029.09/x - Step 3: Cross multiply
488,082.24x = 731,855.34 × 151,029.09 - Step 4: Simplify right side
488,082.24x = 110,531,446,011.84 - Step 5: Solve for x
x = 110,531,446,011.84/488,082.24 - Step 6: Final answer
x = 226,460.70
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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.