Finding the Fourth Proportional to 446,834.19, 616,629.99 and 242,885.10
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Solution
The fourth proportional to 446,834.19, 616,629.99 and 242,885.10 is: 335,180.79
Step by Step Solution
- Step 1: Write the proportion equation
446,834.19 : 616,629.99 = 242,885.10 : x - Step 2: Convert to fraction form
446,834.19/616,629.99 = 242,885.10/x - Step 3: Cross multiply
446,834.19x = 616,629.99 × 242,885.10 - Step 4: Simplify right side
446,834.19x = 149,770,236,784.15 - Step 5: Solve for x
x = 149,770,236,784.15/446,834.19 - Step 6: Final answer
x = 335,180.79
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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.