Finding the Fourth Proportional to 306,503.24, 459,757.42 and 106,823.31
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Solution
The fourth proportional to 306,503.24, 459,757.42 and 106,823.31 is: 160,235.86
Step by Step Solution
- Step 1: Write the proportion equation
306,503.24 : 459,757.42 = 106,823.31 : x - Step 2: Convert to fraction form
306,503.24/459,757.42 = 106,823.31/x - Step 3: Cross multiply
306,503.24x = 459,757.42 × 106,823.31 - Step 4: Simplify right side
306,503.24x = 49,112,809,401.46 - Step 5: Solve for x
x = 49,112,809,401.46/306,503.24 - Step 6: Final answer
x = 160,235.86
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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.