Finding the Fourth Proportional to 863,823.68, 1,295,747.04 and 302,874.56
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Solution
The fourth proportional to 863,823.68, 1,295,747.04 and 302,874.56 is: 454,315.88
Step by Step Solution
- Step 1: Write the proportion equation
863,823.68 : 1,295,747.04 = 302,874.56 : x - Step 2: Convert to fraction form
863,823.68/1,295,747.04 = 302,874.56/x - Step 3: Cross multiply
863,823.68x = 1,295,747.04 × 302,874.56 - Step 4: Simplify right side
863,823.68x = 392,448,814,611.30 - Step 5: Solve for x
x = 392,448,814,611.30/863,823.68 - Step 6: Final answer
x = 454,315.88
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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.