Finding the Fourth Proportional to 358,228.24, 494,354.20 and 197,082.88
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Solution
The fourth proportional to 358,228.24, 494,354.20 and 197,082.88 is: 271,973.95
Step by Step Solution
- Step 1: Write the proportion equation
358,228.24 : 494,354.20 = 197,082.88 : x - Step 2: Convert to fraction form
358,228.24/494,354.20 = 197,082.88/x - Step 3: Cross multiply
358,228.24x = 494,354.20 × 197,082.88 - Step 4: Simplify right side
358,228.24x = 97,428,749,476.10 - Step 5: Solve for x
x = 97,428,749,476.10/358,228.24 - Step 6: Final answer
x = 271,973.95
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1.5x scale
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.