Finding the Fourth Proportional to 264,438.74, 396,686.37 and 84,461.33
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Solution
The fourth proportional to 264,438.74, 396,686.37 and 84,461.33 is: 126,701.02
Step by Step Solution
- Step 1: Write the proportion equation
264,438.74 : 396,686.37 = 84,461.33 : x - Step 2: Convert to fraction form
264,438.74/396,686.37 = 84,461.33/x - Step 3: Cross multiply
264,438.74x = 396,686.37 × 84,461.33 - Step 4: Simplify right side
264,438.74x = 33,504,658,403.07 - Step 5: Solve for x
x = 33,504,658,403.07/264,438.74 - Step 6: Final answer
x = 126,701.02
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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.