Finding the Fourth Proportional to 323,865.36, 446,934.99 and 180,634.68
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Solution
The fourth proportional to 323,865.36, 446,934.99 and 180,634.68 is: 249,276.30
Step by Step Solution
- Step 1: Write the proportion equation
323,865.36 : 446,934.99 = 180,634.68 : x - Step 2: Convert to fraction form
323,865.36/446,934.99 = 180,634.68/x - Step 3: Cross multiply
323,865.36x = 446,934.99 × 180,634.68 - Step 4: Simplify right side
323,865.36x = 80,731,958,899.45 - Step 5: Solve for x
x = 80,731,958,899.45/323,865.36 - Step 6: Final answer
x = 249,276.30
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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.