Finding the Fourth Proportional to 484,288.47, 726,408.68 and 180,658.97
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Solution
The fourth proportional to 484,288.47, 726,408.68 and 180,658.97 is: 270,979.49
Step by Step Solution
- Step 1: Write the proportion equation
484,288.47 : 726,408.68 = 180,658.97 : x - Step 2: Convert to fraction form
484,288.47/726,408.68 = 180,658.97/x - Step 3: Cross multiply
484,288.47x = 726,408.68 × 180,658.97 - Step 4: Simplify right side
484,288.47x = 131,232,244,840.59 - Step 5: Solve for x
x = 131,232,244,840.59/484,288.47 - Step 6: Final answer
x = 270,979.49
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1.5x scale
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.