Finding the Fourth Proportional to 333,879.57, 460,743.80 and 190,611.63
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Solution
The fourth proportional to 333,879.57, 460,743.80 and 190,611.63 is: 263,038.33
Step by Step Solution
- Step 1: Write the proportion equation
333,879.57 : 460,743.80 = 190,611.63 : x - Step 2: Convert to fraction form
333,879.57/460,743.80 = 190,611.63/x - Step 3: Cross multiply
333,879.57x = 460,743.80 × 190,611.63 - Step 4: Simplify right side
333,879.57x = 87,823,125,777.34 - Step 5: Solve for x
x = 87,823,125,777.34/333,879.57 - Step 6: Final answer
x = 263,038.33
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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.