Finding the Fourth Proportional to 318,327.24, 439,284.92 and 175,084.94
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Solution
The fourth proportional to 318,327.24, 439,284.92 and 175,084.94 is: 241,613.55
Step by Step Solution
- Step 1: Write the proportion equation
318,327.24 : 439,284.92 = 175,084.94 : x - Step 2: Convert to fraction form
318,327.24/439,284.92 = 175,084.94/x - Step 3: Cross multiply
318,327.24x = 439,284.92 × 175,084.94 - Step 4: Simplify right side
318,327.24x = 76,912,173,861.10 - Step 5: Solve for x
x = 76,912,173,861.10/318,327.24 - Step 6: Final answer
x = 241,613.55
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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.