Finding the Fourth Proportional to 359,977.24, 496,773.84 and 209,074.24
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Solution
The fourth proportional to 359,977.24, 496,773.84 and 209,074.24 is: 288,525.50
Step by Step Solution
- Step 1: Write the proportion equation
359,977.24 : 496,773.84 = 209,074.24 : x - Step 2: Convert to fraction form
359,977.24/496,773.84 = 209,074.24/x - Step 3: Cross multiply
359,977.24x = 496,773.84 × 209,074.24 - Step 4: Simplify right side
359,977.24x = 103,862,613,049.88 - Step 5: Solve for x
x = 103,862,613,049.88/359,977.24 - Step 6: Final answer
x = 288,525.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.