Finding the Fourth Proportional to 301,778.99, 416,298.84 and 204,987.84
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Solution
The fourth proportional to 301,778.99, 416,298.84 and 204,987.84 is: 282,777.15
Step by Step Solution
- Step 1: Write the proportion equation
301,778.99 : 416,298.84 = 204,987.84 : x - Step 2: Convert to fraction form
301,778.99/416,298.84 = 204,987.84/x - Step 3: Cross multiply
301,778.99x = 416,298.84 × 204,987.84 - Step 4: Simplify right side
301,778.99x = 85,336,200,006.11 - Step 5: Solve for x
x = 85,336,200,006.11/301,778.99 - Step 6: Final answer
x = 282,777.15
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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.