Finding the Fourth Proportional to 500,860.08, 751,279.20 and 121,782.84
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Solution
The fourth proportional to 500,860.08, 751,279.20 and 121,782.84 is: 182,671.60
Step by Step Solution
- Step 1: Write the proportion equation
500,860.08 : 751,279.20 = 121,782.84 : x - Step 2: Convert to fraction form
500,860.08/751,279.20 = 121,782.84/x - Step 3: Cross multiply
500,860.08x = 751,279.20 × 121,782.84 - Step 4: Simplify right side
500,860.08x = 91,492,914,608.93 - Step 5: Solve for x
x = 91,492,914,608.93/500,860.08 - Step 6: Final answer
x = 182,671.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.