Finding the Fourth Proportional to 416.77, 575.14 and 250.99
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Solution
The fourth proportional to 416.77, 575.14 and 250.99 is: 346.36
Step by Step Solution
- Step 1: Write the proportion equation
416.77 : 575.14 = 250.99 : x - Step 2: Convert to fraction form
416.77/575.14 = 250.99/x - Step 3: Cross multiply
416.77x = 575.14 × 250.99 - Step 4: Simplify right side
416.77x = 144,351.24 - Step 5: Solve for x
x = 144,351.24/416.77 - Step 6: Final answer
x = 346.36
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1.5x scale
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.