Finding the Fourth Proportional to 305.83, 458.97 and 203.08
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Solution
The fourth proportional to 305.83, 458.97 and 203.08 is: 304.77
Step by Step Solution
- Step 1: Write the proportion equation
305.83 : 458.97 = 203.08 : x - Step 2: Convert to fraction form
305.83/458.97 = 203.08/x - Step 3: Cross multiply
305.83x = 458.97 × 203.08 - Step 4: Simplify right side
305.83x = 93,207.63 - Step 5: Solve for x
x = 93,207.63/305.83 - Step 6: Final answer
x = 304.77
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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.