Finding the Fourth Proportional to 350.40, 524.98 and 292.99
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Solution
The fourth proportional to 350.40, 524.98 and 292.99 is: 438.97
Step by Step Solution
- Step 1: Write the proportion equation
350.40 : 524.98 = 292.99 : x - Step 2: Convert to fraction form
350.40/524.98 = 292.99/x - Step 3: Cross multiply
350.40x = 524.98 × 292.99 - Step 4: Simplify right side
350.40x = 153,813.89 - Step 5: Solve for x
x = 153,813.89/350.40 - Step 6: Final answer
x = 438.97
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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.