Finding the Fourth Proportional to 273,441.99, 377,341.02 and 149,258.19
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Solution
The fourth proportional to 273,441.99, 377,341.02 and 149,258.19 is: 205,971.43
Step by Step Solution
- Step 1: Write the proportion equation
273,441.99 : 377,341.02 = 149,258.19 : x - Step 2: Convert to fraction form
273,441.99/377,341.02 = 149,258.19/x - Step 3: Cross multiply
273,441.99x = 377,341.02 × 149,258.19 - Step 4: Simplify right side
273,441.99x = 56,321,237,657.95 - Step 5: Solve for x
x = 56,321,237,657.95/273,441.99 - Step 6: Final answer
x = 205,971.43
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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.