Finding the Fourth Proportional to 471,434.56, 707,043.84 and 134,468.80
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Solution
The fourth proportional to 471,434.56, 707,043.84 and 134,468.80 is: 201,672.39
Step by Step Solution
- Step 1: Write the proportion equation
471,434.56 : 707,043.84 = 134,468.80 : x - Step 2: Convert to fraction form
471,434.56/707,043.84 = 134,468.80/x - Step 3: Cross multiply
471,434.56x = 707,043.84 × 134,468.80 - Step 4: Simplify right side
471,434.56x = 95,075,336,712.19 - Step 5: Solve for x
x = 95,075,336,712.19/471,434.56 - Step 6: Final answer
x = 201,672.39
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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.