Finding the Fourth Proportional to 446,527.76, 616,205.85 and 242,577.05
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Solution
The fourth proportional to 446,527.76, 616,205.85 and 242,577.05 is: 334,754.99
Step by Step Solution
- Step 1: Write the proportion equation
446,527.76 : 616,205.85 = 242,577.05 : x - Step 2: Convert to fraction form
446,527.76/616,205.85 = 242,577.05/x - Step 3: Cross multiply
446,527.76x = 616,205.85 × 242,577.05 - Step 4: Simplify right side
446,527.76x = 149,477,398,826.26 - Step 5: Solve for x
x = 149,477,398,826.26/446,527.76 - Step 6: Final answer
x = 334,754.99
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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.