Finding the Fourth Proportional to 470,074.24, 648,717.96 and 266,120.99
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Solution
The fourth proportional to 470,074.24, 648,717.96 and 266,120.99 is: 367,255.76
Step by Step Solution
- Step 1: Write the proportion equation
470,074.24 : 648,717.96 = 266,120.99 : x - Step 2: Convert to fraction form
470,074.24/648,717.96 = 266,120.99/x - Step 3: Cross multiply
470,074.24x = 648,717.96 × 266,120.99 - Step 4: Simplify right side
470,074.24x = 172,637,469,582.08 - Step 5: Solve for x
x = 172,637,469,582.08/470,074.24 - Step 6: Final answer
x = 367,255.76
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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.