Finding the Fourth Proportional to 437,905.67, 656,953.79 and 134,299.99
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Solution
The fourth proportional to 437,905.67, 656,953.79 and 134,299.99 is: 201,479.21
Step by Step Solution
- Step 1: Write the proportion equation
437,905.67 : 656,953.79 = 134,299.99 : x - Step 2: Convert to fraction form
437,905.67/656,953.79 = 134,299.99/x - Step 3: Cross multiply
437,905.67x = 656,953.79 × 134,299.99 - Step 4: Simplify right side
437,905.67x = 88,228,887,427.46 - Step 5: Solve for x
x = 88,228,887,427.46/437,905.67 - Step 6: Final answer
x = 201,479.21
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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.