Finding the Fourth Proportional to 463,229.29, 693,491.77 and 285,202.09
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Solution
The fourth proportional to 463,229.29, 693,491.77 and 285,202.09 is: 426,970.63
Step by Step Solution
- Step 1: Write the proportion equation
463,229.29 : 693,491.77 = 285,202.09 : x - Step 2: Convert to fraction form
463,229.29/693,491.77 = 285,202.09/x - Step 3: Cross multiply
463,229.29x = 693,491.77 × 285,202.09 - Step 4: Simplify right side
463,229.29x = 197,785,302,201.80 - Step 5: Solve for x
x = 197,785,302,201.80/463,229.29 - Step 6: Final answer
x = 426,970.63
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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.