Finding the Fourth Proportional to 264,210.44, 396,232.40 and 86,676.08
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Solution
The fourth proportional to 264,210.44, 396,232.40 and 86,676.08 is: 129,986.81
Step by Step Solution
- Step 1: Write the proportion equation
264,210.44 : 396,232.40 = 86,676.08 : x - Step 2: Convert to fraction form
264,210.44/396,232.40 = 86,676.08/x - Step 3: Cross multiply
264,210.44x = 396,232.40 × 86,676.08 - Step 4: Simplify right side
264,210.44x = 34,343,871,200.99 - Step 5: Solve for x
x = 34,343,871,200.99/264,210.44 - Step 6: Final answer
x = 129,986.81
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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.