Finding the Fourth Proportional to 467,355.48, 644,949.76 and 252,494.88
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Solution
The fourth proportional to 467,355.48, 644,949.76 and 252,494.88 is: 348,442.50
Step by Step Solution
- Step 1: Write the proportion equation
467,355.48 : 644,949.76 = 252,494.88 : x - Step 2: Convert to fraction form
467,355.48/644,949.76 = 252,494.88/x - Step 3: Cross multiply
467,355.48x = 644,949.76 × 252,494.88 - Step 4: Simplify right side
467,355.48x = 162,846,512,257.23 - Step 5: Solve for x
x = 162,846,512,257.23/467,355.48 - Step 6: Final answer
x = 348,442.50
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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.