Finding the Fourth Proportional to 439,566.42, 659,324.12 and 169,641.76
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Solution
The fourth proportional to 439,566.42, 659,324.12 and 169,641.76 is: 254,452.79
Step by Step Solution
- Step 1: Write the proportion equation
439,566.42 : 659,324.12 = 169,641.76 : x - Step 2: Convert to fraction form
439,566.42/659,324.12 = 169,641.76/x - Step 3: Cross multiply
439,566.42x = 659,324.12 × 169,641.76 - Step 4: Simplify right side
439,566.42x = 111,848,904,127.25 - Step 5: Solve for x
x = 111,848,904,127.25/439,566.42 - Step 6: Final answer
x = 254,452.79
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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.