Finding the Fourth Proportional to 734,138.76, 1,101,195.18 and 201,657.72
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Solution
The fourth proportional to 734,138.76, 1,101,195.18 and 201,657.72 is: 302,483.02
Step by Step Solution
- Step 1: Write the proportion equation
734,138.76 : 1,101,195.18 = 201,657.72 : x - Step 2: Convert to fraction form
734,138.76/1,101,195.18 = 201,657.72/x - Step 3: Cross multiply
734,138.76x = 1,101,195.18 × 201,657.72 - Step 4: Simplify right side
734,138.76x = 222,064,509,273.79 - Step 5: Solve for x
x = 222,064,509,273.79/734,138.76 - Step 6: Final answer
x = 302,483.02
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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.