Finding the Fourth Proportional to 256,193.16, 350,982.99 and 246,612.68
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Solution
The fourth proportional to 256,193.16, 350,982.99 and 246,612.68 is: 337,857.80
Step by Step Solution
- Step 1: Write the proportion equation
256,193.16 : 350,982.99 = 246,612.68 : x - Step 2: Convert to fraction form
256,193.16/350,982.99 = 246,612.68/x - Step 3: Cross multiply
256,193.16x = 350,982.99 × 246,612.68 - Step 4: Simplify right side
256,193.16x = 86,556,854,565.25 - Step 5: Solve for x
x = 86,556,854,565.25/256,193.16 - Step 6: Final answer
x = 337,857.80
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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.