Finding the Fourth Proportional to 740,485.23, 1,110,727.99 and 267,170.43
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Solution
The fourth proportional to 740,485.23, 1,110,727.99 and 267,170.43 is: 400,755.71
Step by Step Solution
- Step 1: Write the proportion equation
740,485.23 : 1,110,727.99 = 267,170.43 : x - Step 2: Convert to fraction form
740,485.23/1,110,727.99 = 267,170.43/x - Step 3: Cross multiply
740,485.23x = 1,110,727.99 × 267,170.43 - Step 4: Simplify right side
740,485.23x = 296,753,679,200.53 - Step 5: Solve for x
x = 296,753,679,200.53/740,485.23 - Step 6: Final answer
x = 400,755.71
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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.