Finding the Fourth Proportional to 505,697.05, 758,656.34 and 190,153.96
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Solution
The fourth proportional to 505,697.05, 758,656.34 and 190,153.96 is: 285,272.59
Step by Step Solution
- Step 1: Write the proportion equation
505,697.05 : 758,656.34 = 190,153.96 : x - Step 2: Convert to fraction form
505,697.05/758,656.34 = 190,153.96/x - Step 3: Cross multiply
505,697.05x = 758,656.34 × 190,153.96 - Step 4: Simplify right side
505,697.05x = 144,261,507,330.11 - Step 5: Solve for x
x = 144,261,507,330.11/505,697.05 - Step 6: Final answer
x = 285,272.59
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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.