Finding the Fourth Proportional to 649,021.75, 973,881.18 and 270,203.96
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Solution
The fourth proportional to 649,021.75, 973,881.18 and 270,203.96 is: 405,451.06
Step by Step Solution
- Step 1: Write the proportion equation
649,021.75 : 973,881.18 = 270,203.96 : x - Step 2: Convert to fraction form
649,021.75/973,881.18 = 270,203.96/x - Step 3: Cross multiply
649,021.75x = 973,881.18 × 270,203.96 - Step 4: Simplify right side
649,021.75x = 263,146,553,840.18 - Step 5: Solve for x
x = 263,146,553,840.18/649,021.75 - Step 6: Final answer
x = 405,451.06
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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.