Finding the Fourth Proportional to 477,519.24, 716,032.36 and 140,516.09
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Solution
The fourth proportional to 477,519.24, 716,032.36 and 140,516.09 is: 210,701.60
Step by Step Solution
- Step 1: Write the proportion equation
477,519.24 : 716,032.36 = 140,516.09 : x - Step 2: Convert to fraction form
477,519.24/716,032.36 = 140,516.09/x - Step 3: Cross multiply
477,519.24x = 716,032.36 × 140,516.09 - Step 4: Simplify right side
477,519.24x = 100,614,067,540.67 - Step 5: Solve for x
x = 100,614,067,540.67/477,519.24 - Step 6: Final answer
x = 210,701.60
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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.