Finding the Fourth Proportional to 437,749.66, 656,644.62 and 134,122.08
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Solution
The fourth proportional to 437,749.66, 656,644.62 and 134,122.08 is: 201,189.29
Step by Step Solution
- Step 1: Write the proportion equation
437,749.66 : 656,644.62 = 134,122.08 : x - Step 2: Convert to fraction form
437,749.66/656,644.62 = 134,122.08/x - Step 3: Cross multiply
437,749.66x = 656,644.62 × 134,122.08 - Step 4: Simplify right side
437,749.66x = 88,070,542,255.21 - Step 5: Solve for x
x = 88,070,542,255.21/437,749.66 - Step 6: Final answer
x = 201,189.29
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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.