Finding the Fourth Proportional to 335,052.45, 501,856.97 and 157,293.09
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Solution
The fourth proportional to 335,052.45, 501,856.97 and 157,293.09 is: 235,600.82
Step by Step Solution
- Step 1: Write the proportion equation
335,052.45 : 501,856.97 = 157,293.09 : x - Step 2: Convert to fraction form
335,052.45/501,856.97 = 157,293.09/x - Step 3: Cross multiply
335,052.45x = 501,856.97 × 157,293.09 - Step 4: Simplify right side
335,052.45x = 78,938,632,762.87 - Step 5: Solve for x
x = 78,938,632,762.87/335,052.45 - Step 6: Final answer
x = 235,600.82
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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.