Finding the Fourth Proportional to 323,352.06, 446,208.12 and 178,153.08
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Solution
The fourth proportional to 323,352.06, 446,208.12 and 178,153.08 is: 245,841.49
Step by Step Solution
- Step 1: Write the proportion equation
323,352.06 : 446,208.12 = 178,153.08 : x - Step 2: Convert to fraction form
323,352.06/446,208.12 = 178,153.08/x - Step 3: Cross multiply
323,352.06x = 446,208.12 × 178,153.08 - Step 4: Simplify right side
323,352.06x = 79,493,350,899.01 - Step 5: Solve for x
x = 79,493,350,899.01/323,352.06 - Step 6: Final answer
x = 245,841.49
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1.5x scale
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.