Finding the Fourth Proportional to 514,297.26, 771,568.20 and 214,611.30
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Solution
The fourth proportional to 514,297.26, 771,568.20 and 214,611.30 is: 321,967.99
Step by Step Solution
- Step 1: Write the proportion equation
514,297.26 : 771,568.20 = 214,611.30 : x - Step 2: Convert to fraction form
514,297.26/771,568.20 = 214,611.30/x - Step 3: Cross multiply
514,297.26x = 771,568.20 × 214,611.30 - Step 4: Simplify right side
514,297.26x = 165,587,254,440.66 - Step 5: Solve for x
x = 165,587,254,440.66/514,297.26 - Step 6: Final answer
x = 321,967.99
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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.