Finding the Fourth Proportional to 438,548.88, 605,214.84 and 247,568.88
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Solution
The fourth proportional to 438,548.88, 605,214.84 and 247,568.88 is: 341,654.87
Step by Step Solution
- Step 1: Write the proportion equation
438,548.88 : 605,214.84 = 247,568.88 : x - Step 2: Convert to fraction form
438,548.88/605,214.84 = 247,568.88/x - Step 3: Cross multiply
438,548.88x = 605,214.84 × 247,568.88 - Step 4: Simplify right side
438,548.88x = 149,832,360,098.18 - Step 5: Solve for x
x = 149,832,360,098.18/438,548.88 - Step 6: Final answer
x = 341,654.87
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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.