Finding the Fourth Proportional to 324,743.67, 487,175.99 and 114,515.19
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Solution
The fourth proportional to 324,743.67, 487,175.99 and 114,515.19 is: 171,794.11
Step by Step Solution
- Step 1: Write the proportion equation
324,743.67 : 487,175.99 = 114,515.19 : x - Step 2: Convert to fraction form
324,743.67/487,175.99 = 114,515.19/x - Step 3: Cross multiply
324,743.67x = 487,175.99 × 114,515.19 - Step 4: Simplify right side
324,743.67x = 55,789,050,485.71 - Step 5: Solve for x
x = 55,789,050,485.71/324,743.67 - Step 6: Final answer
x = 171,794.11
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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.