Finding the Fourth Proportional to 971,519.14, 1,457,295.72 and 372,514.42
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Solution
The fourth proportional to 971,519.14, 1,457,295.72 and 372,514.42 is: 558,778.15
Step by Step Solution
- Step 1: Write the proportion equation
971,519.14 : 1,457,295.72 = 372,514.42 : x - Step 2: Convert to fraction form
971,519.14/1,457,295.72 = 372,514.42/x - Step 3: Cross multiply
971,519.14x = 1,457,295.72 × 372,514.42 - Step 4: Simplify right side
971,519.14x = 542,863,669,904.28 - Step 5: Solve for x
x = 542,863,669,904.28/971,519.14 - Step 6: Final answer
x = 558,778.15
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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.