Finding the Fourth Proportional to 395,244.57, 545,069.07 and 365,887.74
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Solution
The fourth proportional to 395,244.57, 545,069.07 and 365,887.74 is: 504,584.01
Step by Step Solution
- Step 1: Write the proportion equation
395,244.57 : 545,069.07 = 365,887.74 : x - Step 2: Convert to fraction form
395,244.57/545,069.07 = 365,887.74/x - Step 3: Cross multiply
395,244.57x = 545,069.07 × 365,887.74 - Step 4: Simplify right side
395,244.57x = 199,434,090,166.20 - Step 5: Solve for x
x = 199,434,090,166.20/395,244.57 - Step 6: Final answer
x = 504,584.01
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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.