Finding the Fourth Proportional to 358.52, 494.34 and 332.60
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Solution
The fourth proportional to 358.52, 494.34 and 332.60 is: 458.60
Step by Step Solution
- Step 1: Write the proportion equation
358.52 : 494.34 = 332.60 : x - Step 2: Convert to fraction form
358.52/494.34 = 332.60/x - Step 3: Cross multiply
358.52x = 494.34 × 332.60 - Step 4: Simplify right side
358.52x = 164,417.48 - Step 5: Solve for x
x = 164,417.48/358.52 - Step 6: Final answer
x = 458.60
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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.