Finding the Fourth Proportional to 352,364.97, 486,267.23 and 191,221.41
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Solution
The fourth proportional to 352,364.97, 486,267.23 and 191,221.41 is: 263,887.48
Step by Step Solution
- Step 1: Write the proportion equation
352,364.97 : 486,267.23 = 191,221.41 : x - Step 2: Convert to fraction form
352,364.97/486,267.23 = 191,221.41/x - Step 3: Cross multiply
352,364.97x = 486,267.23 × 191,221.41 - Step 4: Simplify right side
352,364.97x = 92,984,705,357.39 - Step 5: Solve for x
x = 92,984,705,357.39/352,364.97 - Step 6: Final answer
x = 263,887.48
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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.