Finding the Fourth Proportional to 323,867.36, 446,937.75 and 180,636.68
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Solution
The fourth proportional to 323,867.36, 446,937.75 and 180,636.68 is: 249,279.06
Step by Step Solution
- Step 1: Write the proportion equation
323,867.36 : 446,937.75 = 180,636.68 : x - Step 2: Convert to fraction form
323,867.36/446,937.75 = 180,636.68/x - Step 3: Cross multiply
323,867.36x = 446,937.75 × 180,636.68 - Step 4: Simplify right side
323,867.36x = 80,733,351,326.67 - Step 5: Solve for x
x = 80,733,351,326.67/323,867.36 - Step 6: Final answer
x = 249,279.06
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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.