Finding the Fourth Proportional to 295,961.60, 443,432.10 and 137,865.80
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Solution
The fourth proportional to 295,961.60, 443,432.10 and 137,865.80 is: 206,560.99
Step by Step Solution
- Step 1: Write the proportion equation
295,961.60 : 443,432.10 = 137,865.80 : x - Step 2: Convert to fraction form
295,961.60/443,432.10 = 137,865.80/x - Step 3: Cross multiply
295,961.60x = 443,432.10 × 137,865.80 - Step 4: Simplify right side
295,961.60x = 61,134,121,212.18 - Step 5: Solve for x
x = 61,134,121,212.18/295,961.60 - Step 6: Final answer
x = 206,560.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.