Finding the Fourth Proportional to 351,163.98, 526,590.45 and 252,253.26
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Solution
The fourth proportional to 351,163.98, 526,590.45 and 252,253.26 is: 378,268.17
Step by Step Solution
- Step 1: Write the proportion equation
351,163.98 : 526,590.45 = 252,253.26 : x - Step 2: Convert to fraction form
351,163.98/526,590.45 = 252,253.26/x - Step 3: Cross multiply
351,163.98x = 526,590.45 × 252,253.26 - Step 4: Simplify right side
351,163.98x = 132,834,157,697.37 - Step 5: Solve for x
x = 132,834,157,697.37/351,163.98 - Step 6: Final answer
x = 378,268.17
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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.