Finding the Fourth Proportional to 352,539.68, 529,525.77 and 311,353.01
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Solution
The fourth proportional to 352,539.68, 529,525.77 and 311,353.01 is: 467,662.08
Step by Step Solution
- Step 1: Write the proportion equation
352,539.68 : 529,525.77 = 311,353.01 : x - Step 2: Convert to fraction form
352,539.68/529,525.77 = 311,353.01/x - Step 3: Cross multiply
352,539.68x = 529,525.77 × 311,353.01 - Step 4: Simplify right side
352,539.68x = 164,869,439,714.44 - Step 5: Solve for x
x = 164,869,439,714.44/352,539.68 - Step 6: Final answer
x = 467,662.08
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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.