Finding the Fourth Proportional to 748,073.24, 1,122,256.20 and 274,762.16
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Solution
The fourth proportional to 748,073.24, 1,122,256.20 and 274,762.16 is: 412,196.99
Step by Step Solution
- Step 1: Write the proportion equation
748,073.24 : 1,122,256.20 = 274,762.16 : x - Step 2: Convert to fraction form
748,073.24/1,122,256.20 = 274,762.16/x - Step 3: Cross multiply
748,073.24x = 1,122,256.20 × 274,762.16 - Step 4: Simplify right side
748,073.24x = 308,353,537,585.39 - Step 5: Solve for x
x = 308,353,537,585.39/748,073.24 - Step 6: Final answer
x = 412,196.99
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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.