Finding the Fourth Proportional to 440,396.08, 607,717.81 and 259,072.97
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Solution
The fourth proportional to 440,396.08, 607,717.81 and 259,072.97 is: 357,503.77
Step by Step Solution
- Step 1: Write the proportion equation
440,396.08 : 607,717.81 = 259,072.97 : x - Step 2: Convert to fraction form
440,396.08/607,717.81 = 259,072.97/x - Step 3: Cross multiply
440,396.08x = 607,717.81 × 259,072.97 - Step 4: Simplify right side
440,396.08x = 157,443,256,663.23 - Step 5: Solve for x
x = 157,443,256,663.23/440,396.08 - Step 6: Final answer
x = 357,503.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.