Finding the Fourth Proportional to 491.81, 737.19 and 466.17
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Solution
The fourth proportional to 491.81, 737.19 and 466.17 is: 698.77
Step by Step Solution
- Step 1: Write the proportion equation
491.81 : 737.19 = 466.17 : x - Step 2: Convert to fraction form
491.81/737.19 = 466.17/x - Step 3: Cross multiply
491.81x = 737.19 × 466.17 - Step 4: Simplify right side
491.81x = 343,657.24 - Step 5: Solve for x
x = 343,657.24/491.81 - Step 6: Final answer
x = 698.77
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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.