Finding the Fourth Proportional to 478,351.24, 655,344.41 and 460,414.60
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Solution
The fourth proportional to 478,351.24, 655,344.41 and 460,414.60 is: 630,771.09
Step by Step Solution
- Step 1: Write the proportion equation
478,351.24 : 655,344.41 = 460,414.60 : x - Step 2: Convert to fraction form
478,351.24/655,344.41 = 460,414.60/x - Step 3: Cross multiply
478,351.24x = 655,344.41 × 460,414.60 - Step 4: Simplify right side
478,351.24x = 301,730,134,392.39 - Step 5: Solve for x
x = 301,730,134,392.39/478,351.24 - Step 6: Final answer
x = 630,771.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.