Finding the Fourth Proportional to 343,216.10, 473,113.22 and 240,954.68
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Solution
The fourth proportional to 343,216.10, 473,113.22 and 240,954.68 is: 332,148.88
Step by Step Solution
- Step 1: Write the proportion equation
343,216.10 : 473,113.22 = 240,954.68 : x - Step 2: Convert to fraction form
343,216.10/473,113.22 = 240,954.68/x - Step 3: Cross multiply
343,216.10x = 473,113.22 × 240,954.68 - Step 4: Simplify right side
343,216.10x = 113,998,840,958.53 - Step 5: Solve for x
x = 113,998,840,958.53/343,216.10 - Step 6: Final answer
x = 332,148.88
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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.