Finding the Fourth Proportional to 492,125.84, 679,133.60 and 265,771.28
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Solution
The fourth proportional to 492,125.84, 679,133.60 and 265,771.28 is: 366,764.33
Step by Step Solution
- Step 1: Write the proportion equation
492,125.84 : 679,133.60 = 265,771.28 : x - Step 2: Convert to fraction form
492,125.84/679,133.60 = 265,771.28/x - Step 3: Cross multiply
492,125.84x = 679,133.60 × 265,771.28 - Step 4: Simplify right side
492,125.84x = 180,494,206,163.01 - Step 5: Solve for x
x = 180,494,206,163.01/492,125.84 - Step 6: Final answer
x = 366,764.33
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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.