Finding the Fourth Proportional to 522,523.19, 721,110.53 and 293,153.13
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Solution
The fourth proportional to 522,523.19, 721,110.53 and 293,153.13 is: 404,567.32
Step by Step Solution
- Step 1: Write the proportion equation
522,523.19 : 721,110.53 = 293,153.13 : x - Step 2: Convert to fraction form
522,523.19/721,110.53 = 293,153.13/x - Step 3: Cross multiply
522,523.19x = 721,110.53 × 293,153.13 - Step 4: Simplify right side
522,523.19x = 211,395,809,678.34 - Step 5: Solve for x
x = 211,395,809,678.34/522,523.19 - Step 6: Final answer
x = 404,567.32
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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.