Finding the Fourth Proportional to 649,030.77, 973,894.68 and 270,212.99
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Solution
The fourth proportional to 649,030.77, 973,894.68 and 270,212.99 is: 405,464.58
Step by Step Solution
- Step 1: Write the proportion equation
649,030.77 : 973,894.68 = 270,212.99 : x - Step 2: Convert to fraction form
649,030.77/973,894.68 = 270,212.99/x - Step 3: Cross multiply
649,030.77x = 973,894.68 × 270,212.99 - Step 4: Simplify right side
649,030.77x = 263,158,988,558.42 - Step 5: Solve for x
x = 263,158,988,558.42/649,030.77 - Step 6: Final answer
x = 405,464.58
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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.