Finding the Fourth Proportional to 514,317.26, 771,599.01 and 214,631.12
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Solution
The fourth proportional to 514,317.26, 771,599.01 and 214,631.12 is: 321,998.06
Step by Step Solution
- Step 1: Write the proportion equation
514,317.26 : 771,599.01 = 214,631.12 : x - Step 2: Convert to fraction form
514,317.26/771,599.01 = 214,631.12/x - Step 3: Cross multiply
514,317.26x = 771,599.01 × 214,631.12 - Step 4: Simplify right side
514,317.26x = 165,609,159,707.19 - Step 5: Solve for x
x = 165,609,159,707.19/514,317.26 - Step 6: Final answer
x = 321,998.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.