Finding the Fourth Proportional to 659,600.80, 910,247.56 and 357,794.80
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Solution
The fourth proportional to 659,600.80, 910,247.56 and 357,794.80 is: 493,755.99
Step by Step Solution
- Step 1: Write the proportion equation
659,600.80 : 910,247.56 = 357,794.80 : x - Step 2: Convert to fraction form
659,600.80/910,247.56 = 357,794.80/x - Step 3: Cross multiply
659,600.80x = 910,247.56 × 357,794.80 - Step 4: Simplify right side
659,600.80x = 325,681,843,680.69 - Step 5: Solve for x
x = 325,681,843,680.69/659,600.80 - Step 6: Final answer
x = 493,755.99
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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.