Finding the Fourth Proportional to 311,690.08, 467,435.76 and 101,277.28
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Solution
The fourth proportional to 311,690.08, 467,435.76 and 101,277.28 is: 151,883.64
Step by Step Solution
- Step 1: Write the proportion equation
311,690.08 : 467,435.76 = 101,277.28 : x - Step 2: Convert to fraction form
311,690.08/467,435.76 = 101,277.28/x - Step 3: Cross multiply
311,690.08x = 467,435.76 × 101,277.28 - Step 4: Simplify right side
311,690.08x = 47,340,622,347.53 - Step 5: Solve for x
x = 47,340,622,347.53/311,690.08 - Step 6: Final answer
x = 151,883.64
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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.