Finding the Fourth Proportional to 311,502.08, 467,326.56 and 101,123.84
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Solution
The fourth proportional to 311,502.08, 467,326.56 and 101,123.84 is: 151,709.60
Step by Step Solution
- Step 1: Write the proportion equation
311,502.08 : 467,326.56 = 101,123.84 : x - Step 2: Convert to fraction form
311,502.08/467,326.56 = 101,123.84/x - Step 3: Cross multiply
311,502.08x = 467,326.56 × 101,123.84 - Step 4: Simplify right side
311,502.08x = 47,257,856,281.19 - Step 5: Solve for x
x = 47,257,856,281.19/311,502.08 - Step 6: Final answer
x = 151,709.60
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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.