Finding the Fourth Proportional to 437,129.91, 655,305.87 and 170,829.87
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Solution
The fourth proportional to 437,129.91, 655,305.87 and 170,829.87 is: 256,092.79
Step by Step Solution
- Step 1: Write the proportion equation
437,129.91 : 655,305.87 = 170,829.87 : x - Step 2: Convert to fraction form
437,129.91/655,305.87 = 170,829.87/x - Step 3: Cross multiply
437,129.91x = 655,305.87 × 170,829.87 - Step 4: Simplify right side
437,129.91x = 111,945,816,582.34 - Step 5: Solve for x
x = 111,945,816,582.34/437,129.91 - Step 6: Final answer
x = 256,092.79
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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.