Finding the Fourth Proportional to 323,993.93, 447,102.99 and 180,750.29
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Solution
The fourth proportional to 323,993.93, 447,102.99 and 180,750.29 is: 249,430.58
Step by Step Solution
- Step 1: Write the proportion equation
323,993.93 : 447,102.99 = 180,750.29 : x - Step 2: Convert to fraction form
323,993.93/447,102.99 = 180,750.29/x - Step 3: Cross multiply
323,993.93x = 447,102.99 × 180,750.29 - Step 4: Simplify right side
323,993.93x = 80,813,992,866.85 - Step 5: Solve for x
x = 80,813,992,866.85/323,993.93 - Step 6: Final answer
x = 249,430.58
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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.