Finding the Fourth Proportional to 450.41, 675.68 and 157.99
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Solution
The fourth proportional to 450.41, 675.68 and 157.99 is: 237.00
Step by Step Solution
- Step 1: Write the proportion equation
450.41 : 675.68 = 157.99 : x - Step 2: Convert to fraction form
450.41/675.68 = 157.99/x - Step 3: Cross multiply
450.41x = 675.68 × 157.99 - Step 4: Simplify right side
450.41x = 106,746.51 - Step 5: Solve for x
x = 106,746.51/450.41 - Step 6: Final answer
x = 237.00
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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.