Finding the Fourth Proportional to 415.65, 573.57 and 240.99
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Solution
The fourth proportional to 415.65, 573.57 and 240.99 is: 332.55
Step by Step Solution
- Step 1: Write the proportion equation
415.65 : 573.57 = 240.99 : x - Step 2: Convert to fraction form
415.65/573.57 = 240.99/x - Step 3: Cross multiply
415.65x = 573.57 × 240.99 - Step 4: Simplify right side
415.65x = 138,224.63 - Step 5: Solve for x
x = 138,224.63/415.65 - Step 6: Final answer
x = 332.55
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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.