Finding the Fourth Proportional to 306.08, 457.97 and 203.61
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Solution
The fourth proportional to 306.08, 457.97 and 203.61 is: 304.65
Step by Step Solution
- Step 1: Write the proportion equation
306.08 : 457.97 = 203.61 : x - Step 2: Convert to fraction form
306.08/457.97 = 203.61/x - Step 3: Cross multiply
306.08x = 457.97 × 203.61 - Step 4: Simplify right side
306.08x = 93,246.25 - Step 5: Solve for x
x = 93,246.25/306.08 - Step 6: Final answer
x = 304.65
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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.