Finding the Fourth Proportional to 302.99, 454.62 and 164.14
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Solution
The fourth proportional to 302.99, 454.62 and 164.14 is: 246.28
Step by Step Solution
- Step 1: Write the proportion equation
302.99 : 454.62 = 164.14 : x - Step 2: Convert to fraction form
302.99/454.62 = 164.14/x - Step 3: Cross multiply
302.99x = 454.62 × 164.14 - Step 4: Simplify right side
302.99x = 74,621.33 - Step 5: Solve for x
x = 74,621.33/302.99 - Step 6: Final answer
x = 246.28
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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.