Finding the Fourth Proportional to 270,622.76, 373,454.04 and 149,756.99
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Solution
The fourth proportional to 270,622.76, 373,454.04 and 149,756.99 is: 206,661.67
Step by Step Solution
- Step 1: Write the proportion equation
270,622.76 : 373,454.04 = 149,756.99 : x - Step 2: Convert to fraction form
270,622.76/373,454.04 = 149,756.99/x - Step 3: Cross multiply
270,622.76x = 373,454.04 × 149,756.99 - Step 4: Simplify right side
270,622.76x = 55,927,351,628.06 - Step 5: Solve for x
x = 55,927,351,628.06/270,622.76 - Step 6: Final answer
x = 206,661.67
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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.