Finding the Fourth Proportional to 416,228.29, 574,395.03 and 225,241.68
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Solution
The fourth proportional to 416,228.29, 574,395.03 and 225,241.68 is: 310,833.52
Step by Step Solution
- Step 1: Write the proportion equation
416,228.29 : 574,395.03 = 225,241.68 : x - Step 2: Convert to fraction form
416,228.29/574,395.03 = 225,241.68/x - Step 3: Cross multiply
416,228.29x = 574,395.03 × 225,241.68 - Step 4: Simplify right side
416,228.29x = 129,377,702,103.96 - Step 5: Solve for x
x = 129,377,702,103.96/416,228.29 - Step 6: Final answer
x = 310,833.52
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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.