Finding the Fourth Proportional to 260.55, 359.49 and 149.99
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Solution
The fourth proportional to 260.55, 359.49 and 149.99 is: 206.94
Step by Step Solution
- Step 1: Write the proportion equation
260.55 : 359.49 = 149.99 : x - Step 2: Convert to fraction form
260.55/359.49 = 149.99/x - Step 3: Cross multiply
260.55x = 359.49 × 149.99 - Step 4: Simplify right side
260.55x = 53,918.11 - Step 5: Solve for x
x = 53,918.11/260.55 - Step 6: Final answer
x = 206.94
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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.