Finding the Fourth Proportional to 470,601.26, 649,421.24 and 255,742.08
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Solution
The fourth proportional to 470,601.26, 649,421.24 and 255,742.08 is: 352,919.45
Step by Step Solution
- Step 1: Write the proportion equation
470,601.26 : 649,421.24 = 255,742.08 : x - Step 2: Convert to fraction form
470,601.26/649,421.24 = 255,742.08/x - Step 3: Cross multiply
470,601.26x = 649,421.24 × 255,742.08 - Step 4: Simplify right side
470,601.26x = 166,084,338,713.78 - Step 5: Solve for x
x = 166,084,338,713.78/470,601.26 - Step 6: Final answer
x = 352,919.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.