Finding the Fourth Proportional to 484,877.68, 668,786.52 and 323,651.44
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Solution
The fourth proportional to 484,877.68, 668,786.52 and 323,651.44 is: 446,408.92
Step by Step Solution
- Step 1: Write the proportion equation
484,877.68 : 668,786.52 = 323,651.44 : x - Step 2: Convert to fraction form
484,877.68/668,786.52 = 323,651.44/x - Step 3: Cross multiply
484,877.68x = 668,786.52 × 323,651.44 - Step 4: Simplify right side
484,877.68x = 216,453,720,250.59 - Step 5: Solve for x
x = 216,453,720,250.59/484,877.68 - Step 6: Final answer
x = 446,408.92
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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.