Finding the Fourth Proportional to 608.63, 839.91 and 332.63
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Solution
The fourth proportional to 608.63, 839.91 and 332.63 is: 459.03
Step by Step Solution
- Step 1: Write the proportion equation
608.63 : 839.91 = 332.63 : x - Step 2: Convert to fraction form
608.63/839.91 = 332.63/x - Step 3: Cross multiply
608.63x = 839.91 × 332.63 - Step 4: Simplify right side
608.63x = 279,375.06 - Step 5: Solve for x
x = 279,375.06/608.63 - Step 6: Final answer
x = 459.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.