Finding the Fourth Proportional to 757,725.62, 1,135,984.86 and 437,514.37
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Solution
The fourth proportional to 757,725.62, 1,135,984.86 and 437,514.37 is: 655,923.05
Step by Step Solution
- Step 1: Write the proportion equation
757,725.62 : 1,135,984.86 = 437,514.37 : x - Step 2: Convert to fraction form
757,725.62/1,135,984.86 = 437,514.37/x - Step 3: Cross multiply
757,725.62x = 1,135,984.86 × 437,514.37 - Step 4: Simplify right side
757,725.62x = 497,009,697,512.48 - Step 5: Solve for x
x = 497,009,697,512.48/757,725.62 - Step 6: Final answer
x = 655,923.05
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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.