Finding the Fourth Proportional to 313,270.98, 432,211.05 and 177,291.42
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Solution
The fourth proportional to 313,270.98, 432,211.05 and 177,291.42 is: 244,603.92
Step by Step Solution
- Step 1: Write the proportion equation
313,270.98 : 432,211.05 = 177,291.42 : x - Step 2: Convert to fraction form
313,270.98/432,211.05 = 177,291.42/x - Step 3: Cross multiply
313,270.98x = 432,211.05 × 177,291.42 - Step 4: Simplify right side
313,270.98x = 76,627,310,794.19 - Step 5: Solve for x
x = 76,627,310,794.19/313,270.98 - Step 6: Final answer
x = 244,603.92
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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.