Finding the Fourth Proportional to 245,328.95, 367,993.43 and 65,414.99
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Solution
The fourth proportional to 245,328.95, 367,993.43 and 65,414.99 is: 98,122.48
Step by Step Solution
- Step 1: Write the proportion equation
245,328.95 : 367,993.43 = 65,414.99 : x - Step 2: Convert to fraction form
245,328.95/367,993.43 = 65,414.99/x - Step 3: Cross multiply
245,328.95x = 367,993.43 × 65,414.99 - Step 4: Simplify right side
245,328.95x = 24,072,284,376.47 - Step 5: Solve for x
x = 24,072,284,376.47/245,328.95 - Step 6: Final answer
x = 98,122.48
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1.5x scale
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.