Finding the Fourth Proportional to 416,237.18, 574,408.76 and 225,250.52
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Solution
The fourth proportional to 416,237.18, 574,408.76 and 225,250.52 is: 310,846.50
Step by Step Solution
- Step 1: Write the proportion equation
416,237.18 : 574,408.76 = 225,250.52 : x - Step 2: Convert to fraction form
416,237.18/574,408.76 = 225,250.52/x - Step 3: Cross multiply
416,237.18x = 574,408.76 × 225,250.52 - Step 4: Simplify right side
416,237.18x = 129,385,867,884.26 - Step 5: Solve for x
x = 129,385,867,884.26/416,237.18 - Step 6: Final answer
x = 310,846.50
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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.