Finding the Fourth Proportional to 477,499.38, 716,249.91 and 157,669.14
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Solution
The fourth proportional to 477,499.38, 716,249.91 and 157,669.14 is: 236,503.99
Step by Step Solution
- Step 1: Write the proportion equation
477,499.38 : 716,249.91 = 157,669.14 : x - Step 2: Convert to fraction form
477,499.38/716,249.91 = 157,669.14/x - Step 3: Cross multiply
477,499.38x = 716,249.91 × 157,669.14 - Step 4: Simplify right side
477,499.38x = 112,930,507,334.78 - Step 5: Solve for x
x = 112,930,507,334.78/477,499.38 - Step 6: Final answer
x = 236,503.99
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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.