Finding the Fourth Proportional to 446,645.63, 616,370.97 and 245,441.63
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Solution
The fourth proportional to 446,645.63, 616,370.97 and 245,441.63 is: 338,709.45
Step by Step Solution
- Step 1: Write the proportion equation
446,645.63 : 616,370.97 = 245,441.63 : x - Step 2: Convert to fraction form
446,645.63/616,370.97 = 245,441.63/x - Step 3: Cross multiply
446,645.63x = 616,370.97 × 245,441.63 - Step 4: Simplify right side
446,645.63x = 151,283,092,479.63 - Step 5: Solve for x
x = 151,283,092,479.63/446,645.63 - Step 6: Final answer
x = 338,709.45
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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.