Finding the Fourth Proportional to 284,351.25, 426,525.64 and 115,833.99
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Solution
The fourth proportional to 284,351.25, 426,525.64 and 115,833.99 is: 173,750.48
Step by Step Solution
- Step 1: Write the proportion equation
284,351.25 : 426,525.64 = 115,833.99 : x - Step 2: Convert to fraction form
284,351.25/426,525.64 = 115,833.99/x - Step 3: Cross multiply
284,351.25x = 426,525.64 × 115,833.99 - Step 4: Simplify right side
284,351.25x = 49,406,166,718.50 - Step 5: Solve for x
x = 49,406,166,718.50/284,351.25 - Step 6: Final answer
x = 173,750.48
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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.