Finding the Fourth Proportional to 302,609.97, 417,461.55 and 195,214.60
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Solution
The fourth proportional to 302,609.97, 417,461.55 and 195,214.60 is: 269,305.70
Step by Step Solution
- Step 1: Write the proportion equation
302,609.97 : 417,461.55 = 195,214.60 : x - Step 2: Convert to fraction form
302,609.97/417,461.55 = 195,214.60/x - Step 3: Cross multiply
302,609.97x = 417,461.55 × 195,214.60 - Step 4: Simplify right side
302,609.97x = 81,494,589,498.63 - Step 5: Solve for x
x = 81,494,589,498.63/302,609.97 - Step 6: Final answer
x = 269,305.70
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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.