Finding the Fourth Proportional to 358,232.51, 537,190.99 and 189,713.45
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Solution
The fourth proportional to 358,232.51, 537,190.99 and 189,713.45 is: 284,486.62
Step by Step Solution
- Step 1: Write the proportion equation
358,232.51 : 537,190.99 = 189,713.45 : x - Step 2: Convert to fraction form
358,232.51/537,190.99 = 189,713.45/x - Step 3: Cross multiply
358,232.51x = 537,190.99 × 189,713.45 - Step 4: Simplify right side
358,232.51x = 101,912,352,861.58 - Step 5: Solve for x
x = 101,912,352,861.58/358,232.51 - Step 6: Final answer
x = 284,486.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.