Finding the Fourth Proportional to 297,408.44, 410,418.54 and 163,271.48
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Solution
The fourth proportional to 297,408.44, 410,418.54 and 163,271.48 is: 225,311.84
Step by Step Solution
- Step 1: Write the proportion equation
297,408.44 : 410,418.54 = 163,271.48 : x - Step 2: Convert to fraction form
297,408.44/410,418.54 = 163,271.48/x - Step 3: Cross multiply
297,408.44x = 410,418.54 × 163,271.48 - Step 4: Simplify right side
297,408.44x = 67,009,642,445.24 - Step 5: Solve for x
x = 67,009,642,445.24/297,408.44 - Step 6: Final answer
x = 225,311.84
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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.