Finding the Fourth Proportional to 302,804.80, 454,207.20 and 184,415.20
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Solution
The fourth proportional to 302,804.80, 454,207.20 and 184,415.20 is: 276,622.80
Step by Step Solution
- Step 1: Write the proportion equation
302,804.80 : 454,207.20 = 184,415.20 : x - Step 2: Convert to fraction form
302,804.80/454,207.20 = 184,415.20/x - Step 3: Cross multiply
302,804.80x = 454,207.20 × 184,415.20 - Step 4: Simplify right side
302,804.80x = 83,762,711,629.44 - Step 5: Solve for x
x = 83,762,711,629.44/302,804.80 - Step 6: Final answer
x = 276,622.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.