Finding the Fourth Proportional to 427,773.44, 590,318.88 and 236,775.68
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Solution
The fourth proportional to 427,773.44, 590,318.88 and 236,775.68 is: 326,745.75
Step by Step Solution
- Step 1: Write the proportion equation
427,773.44 : 590,318.88 = 236,775.68 : x - Step 2: Convert to fraction form
427,773.44/590,318.88 = 236,775.68/x - Step 3: Cross multiply
427,773.44x = 590,318.88 × 236,775.68 - Step 4: Simplify right side
427,773.44x = 139,773,154,228.84 - Step 5: Solve for x
x = 139,773,154,228.84/427,773.44 - Step 6: Final answer
x = 326,745.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.