Finding the Fourth Proportional to 240.76, 332.50 and 214.99
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Solution
The fourth proportional to 240.76, 332.50 and 214.99 is: 296.91
Step by Step Solution
- Step 1: Write the proportion equation
240.76 : 332.50 = 214.99 : x - Step 2: Convert to fraction form
240.76/332.50 = 214.99/x - Step 3: Cross multiply
240.76x = 332.50 × 214.99 - Step 4: Simplify right side
240.76x = 71,484.18 - Step 5: Solve for x
x = 71,484.18/240.76 - Step 6: Final answer
x = 296.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.