Finding the Fourth Proportional to 691,600.91, 1,037,403.29 and 265,267.41
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Solution
The fourth proportional to 691,600.91, 1,037,403.29 and 265,267.41 is: 397,901.85
Step by Step Solution
- Step 1: Write the proportion equation
691,600.91 : 1,037,403.29 = 265,267.41 : x - Step 2: Convert to fraction form
691,600.91/1,037,403.29 = 265,267.41/x - Step 3: Cross multiply
691,600.91x = 1,037,403.29 × 265,267.41 - Step 4: Simplify right side
691,600.91x = 275,189,282,537.44 - Step 5: Solve for x
x = 275,189,282,537.44/691,600.91 - Step 6: Final answer
x = 397,901.85
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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.