Finding the Fourth Proportional to 275,788.41, 380,593.14 and 153,292.26
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Solution
The fourth proportional to 275,788.41, 380,593.14 and 153,292.26 is: 211,546.17
Step by Step Solution
- Step 1: Write the proportion equation
275,788.41 : 380,593.14 = 153,292.26 : x - Step 2: Convert to fraction form
275,788.41/380,593.14 = 153,292.26/x - Step 3: Cross multiply
275,788.41x = 380,593.14 × 153,292.26 - Step 4: Simplify right side
275,788.41x = 58,341,982,571.10 - Step 5: Solve for x
x = 58,341,982,571.10/275,788.41 - Step 6: Final answer
x = 211,546.17
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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.