Finding the Fourth Proportional to 738,473.46, 1,107,710.10 and 177,507.96
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Solution
The fourth proportional to 738,473.46, 1,107,710.10 and 177,507.96 is: 266,261.92
Step by Step Solution
- Step 1: Write the proportion equation
738,473.46 : 1,107,710.10 = 177,507.96 : x - Step 2: Convert to fraction form
738,473.46/1,107,710.10 = 177,507.96/x - Step 3: Cross multiply
738,473.46x = 1,107,710.10 × 177,507.96 - Step 4: Simplify right side
738,473.46x = 196,627,360,122.40 - Step 5: Solve for x
x = 196,627,360,122.40/738,473.46 - Step 6: Final answer
x = 266,261.92
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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.