Finding the Fourth Proportional to 398,467.67, 597,794.96 and 158,596.09
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Solution
The fourth proportional to 398,467.67, 597,794.96 and 158,596.09 is: 237,931.33
Step by Step Solution
- Step 1: Write the proportion equation
398,467.67 : 597,794.96 = 158,596.09 : x - Step 2: Convert to fraction form
398,467.67/597,794.96 = 158,596.09/x - Step 3: Cross multiply
398,467.67x = 597,794.96 × 158,596.09 - Step 4: Simplify right side
398,467.67x = 94,807,943,277.71 - Step 5: Solve for x
x = 94,807,943,277.71/398,467.67 - Step 6: Final answer
x = 237,931.33
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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.