Finding the Fourth Proportional to 363,552.44, 545,487.42 and 127,064.84
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Solution
The fourth proportional to 363,552.44, 545,487.42 and 127,064.84 is: 190,652.75
Step by Step Solution
- Step 1: Write the proportion equation
363,552.44 : 545,487.42 = 127,064.84 : x - Step 2: Convert to fraction form
363,552.44/545,487.42 = 127,064.84/x - Step 3: Cross multiply
363,552.44x = 545,487.42 × 127,064.84 - Step 4: Simplify right side
363,552.44x = 69,312,271,744.31 - Step 5: Solve for x
x = 69,312,271,744.31/363,552.44 - Step 6: Final answer
x = 190,652.75
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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.