Finding the Fourth Proportional to 286,525.22, 429,873.68 and 115,658.96
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Solution
The fourth proportional to 286,525.22, 429,873.68 and 115,658.96 is: 173,523.09
Step by Step Solution
- Step 1: Write the proportion equation
286,525.22 : 429,873.68 = 115,658.96 : x - Step 2: Convert to fraction form
286,525.22/429,873.68 = 115,658.96/x - Step 3: Cross multiply
286,525.22x = 429,873.68 × 115,658.96 - Step 4: Simplify right side
286,525.22x = 49,718,740,032.51 - Step 5: Solve for x
x = 49,718,740,032.51/286,525.22 - Step 6: Final answer
x = 173,523.09
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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.