Finding the Fourth Proportional to 499,282.58, 689,096.16 and 482,675.05
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Solution
The fourth proportional to 499,282.58, 689,096.16 and 482,675.05 is: 666,174.90
Step by Step Solution
- Step 1: Write the proportion equation
499,282.58 : 689,096.16 = 482,675.05 : x - Step 2: Convert to fraction form
499,282.58/689,096.16 = 482,675.05/x - Step 3: Cross multiply
499,282.58x = 689,096.16 × 482,675.05 - Step 4: Simplify right side
499,282.58x = 332,609,524,344.18 - Step 5: Solve for x
x = 332,609,524,344.18/499,282.58 - Step 6: Final answer
x = 666,174.90
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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.