Finding the Fourth Proportional to 323,579.26, 485,587.59 and 113,219.02
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Solution
The fourth proportional to 323,579.26, 485,587.59 and 113,219.02 is: 169,905.05
Step by Step Solution
- Step 1: Write the proportion equation
323,579.26 : 485,587.59 = 113,219.02 : x - Step 2: Convert to fraction form
323,579.26/485,587.59 = 113,219.02/x - Step 3: Cross multiply
323,579.26x = 485,587.59 × 113,219.02 - Step 4: Simplify right side
323,579.26x = 54,977,751,063.96 - Step 5: Solve for x
x = 54,977,751,063.96/323,579.26 - Step 6: Final answer
x = 169,905.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.