Finding the Fourth Proportional to 481,491.29, 664,433.95 and 277,529.84
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Solution
The fourth proportional to 481,491.29, 664,433.95 and 277,529.84 is: 382,977.34
Step by Step Solution
- Step 1: Write the proportion equation
481,491.29 : 664,433.95 = 277,529.84 : x - Step 2: Convert to fraction form
481,491.29/664,433.95 = 277,529.84/x - Step 3: Cross multiply
481,491.29x = 664,433.95 × 277,529.84 - Step 4: Simplify right side
481,491.29x = 184,400,250,957.79 - Step 5: Solve for x
x = 184,400,250,957.79/481,491.29 - Step 6: Final answer
x = 382,977.34
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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.