Finding the Fourth Proportional to 734,917.60, 1,102,533.97 and 255,160.58
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Solution
The fourth proportional to 734,917.60, 1,102,533.97 and 255,160.58 is: 382,795.57
Step by Step Solution
- Step 1: Write the proportion equation
734,917.60 : 1,102,533.97 = 255,160.58 : x - Step 2: Convert to fraction form
734,917.60/1,102,533.97 = 255,160.58/x - Step 3: Cross multiply
734,917.60x = 1,102,533.97 × 255,160.58 - Step 4: Simplify right side
734,917.60x = 281,323,201,742.23 - Step 5: Solve for x
x = 281,323,201,742.23/734,917.60 - Step 6: Final answer
x = 382,795.57
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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.