Finding the Fourth Proportional to 352,226.97, 486,418.49 and 243,609.62
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Solution
The fourth proportional to 352,226.97, 486,418.49 and 243,609.62 is: 336,420.07
Step by Step Solution
- Step 1: Write the proportion equation
352,226.97 : 486,418.49 = 243,609.62 : x - Step 2: Convert to fraction form
352,226.97/486,418.49 = 243,609.62/x - Step 3: Cross multiply
352,226.97x = 486,418.49 × 243,609.62 - Step 4: Simplify right side
352,226.97x = 118,496,220,773.27 - Step 5: Solve for x
x = 118,496,220,773.27/352,226.97 - Step 6: Final answer
x = 336,420.07
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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.