Finding the Fourth Proportional to 358.81, 495.36 and 240.99
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Solution
The fourth proportional to 358.81, 495.36 and 240.99 is: 332.70
Step by Step Solution
- Step 1: Write the proportion equation
358.81 : 495.36 = 240.99 : x - Step 2: Convert to fraction form
358.81/495.36 = 240.99/x - Step 3: Cross multiply
358.81x = 495.36 × 240.99 - Step 4: Simplify right side
358.81x = 119,376.51 - Step 5: Solve for x
x = 119,376.51/358.81 - Step 6: Final answer
x = 332.70
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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.