Finding the Fourth Proportional to 449,504.52, 620,335.11 and 258,518.08
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Solution
The fourth proportional to 449,504.52, 620,335.11 and 258,518.08 is: 356,765.80
Step by Step Solution
- Step 1: Write the proportion equation
449,504.52 : 620,335.11 = 258,518.08 : x - Step 2: Convert to fraction form
449,504.52/620,335.11 = 258,518.08/x - Step 3: Cross multiply
449,504.52x = 620,335.11 × 258,518.08 - Step 4: Simplify right side
449,504.52x = 160,367,841,593.79 - Step 5: Solve for x
x = 160,367,841,593.79/449,504.52 - Step 6: Final answer
x = 356,765.80
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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.