Finding the Fourth Proportional to 313,265.36, 432,327.56 and 177,299.44
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Solution
The fourth proportional to 313,265.36, 432,327.56 and 177,299.44 is: 244,685.32
Step by Step Solution
- Step 1: Write the proportion equation
313,265.36 : 432,327.56 = 177,299.44 : x - Step 2: Convert to fraction form
313,265.36/432,327.56 = 177,299.44/x - Step 3: Cross multiply
313,265.36x = 432,327.56 × 177,299.44 - Step 4: Simplify right side
313,265.36x = 76,651,434,284.57 - Step 5: Solve for x
x = 76,651,434,284.57/313,265.36 - Step 6: Final answer
x = 244,685.32
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1.5x scale
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.