Finding the Fourth Proportional to 767,748.24, 1,151,790.84 and 235,309.32
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Solution
The fourth proportional to 767,748.24, 1,151,790.84 and 235,309.32 is: 353,015.62
Step by Step Solution
- Step 1: Write the proportion equation
767,748.24 : 1,151,790.84 = 235,309.32 : x - Step 2: Convert to fraction form
767,748.24/1,151,790.84 = 235,309.32/x - Step 3: Cross multiply
767,748.24x = 1,151,790.84 × 235,309.32 - Step 4: Simplify right side
767,748.24x = 271,027,119,342.63 - Step 5: Solve for x
x = 271,027,119,342.63/767,748.24 - Step 6: Final answer
x = 353,015.62
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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.