Finding the Fourth Proportional to 673,625.22, 929,579.58 and 401,552.70
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Solution
The fourth proportional to 673,625.22, 929,579.58 and 401,552.70 is: 554,128.88
Step by Step Solution
- Step 1: Write the proportion equation
673,625.22 : 929,579.58 = 401,552.70 : x - Step 2: Convert to fraction form
673,625.22/929,579.58 = 401,552.70/x - Step 3: Cross multiply
673,625.22x = 929,579.58 × 401,552.70 - Step 4: Simplify right side
673,625.22x = 373,275,190,213.87 - Step 5: Solve for x
x = 373,275,190,213.87/673,625.22 - Step 6: Final answer
x = 554,128.88
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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.