Finding the Fourth Proportional to 437,687.78, 655,473.60 and 362,252.68
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Solution
The fourth proportional to 437,687.78, 655,473.60 and 362,252.68 is: 542,503.31
Step by Step Solution
- Step 1: Write the proportion equation
437,687.78 : 655,473.60 = 362,252.68 : x - Step 2: Convert to fraction form
437,687.78/655,473.60 = 362,252.68/x - Step 3: Cross multiply
437,687.78x = 655,473.60 × 362,252.68 - Step 4: Simplify right side
437,687.78x = 237,447,066,630.56 - Step 5: Solve for x
x = 237,447,066,630.56/437,687.78 - Step 6: Final answer
x = 542,503.31
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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.