Finding the Fourth Proportional to 414,487.13, 571,992.23 and 235,639.13
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Solution
The fourth proportional to 414,487.13, 571,992.23 and 235,639.13 is: 325,181.99
Step by Step Solution
- Step 1: Write the proportion equation
414,487.13 : 571,992.23 = 235,639.13 : x - Step 2: Convert to fraction form
414,487.13/571,992.23 = 235,639.13/x - Step 3: Cross multiply
414,487.13x = 571,992.23 × 235,639.13 - Step 4: Simplify right side
414,487.13x = 134,783,749,173.10 - Step 5: Solve for x
x = 134,783,749,173.10/414,487.13 - Step 6: Final answer
x = 325,181.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.