Finding the Fourth Proportional to 740,372.43, 1,110,626.42 and 207,889.88
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Solution
The fourth proportional to 740,372.43, 1,110,626.42 and 207,889.88 is: 311,853.84
Step by Step Solution
- Step 1: Write the proportion equation
740,372.43 : 1,110,626.42 = 207,889.88 : x - Step 2: Convert to fraction form
740,372.43/1,110,626.42 = 207,889.88/x - Step 3: Cross multiply
740,372.43x = 1,110,626.42 × 207,889.88 - Step 4: Simplify right side
740,372.43x = 230,887,988,145.22 - Step 5: Solve for x
x = 230,887,988,145.22/740,372.43 - Step 6: Final answer
x = 311,853.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.