Finding the Fourth Proportional to 608,420.26, 913,181.82 and 324,348.94
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Solution
The fourth proportional to 608,420.26, 913,181.82 and 324,348.94 is: 486,817.38
Step by Step Solution
- Step 1: Write the proportion equation
608,420.26 : 913,181.82 = 324,348.94 : x - Step 2: Convert to fraction form
608,420.26/913,181.82 = 324,348.94/x - Step 3: Cross multiply
608,420.26x = 913,181.82 × 324,348.94 - Step 4: Simplify right side
608,420.26x = 296,189,555,344.27 - Step 5: Solve for x
x = 296,189,555,344.27/608,420.26 - Step 6: Final answer
x = 486,817.38
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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.