Finding the Fourth Proportional to 264,342.81, 396,599.61 and 122,281.26
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Solution
The fourth proportional to 264,342.81, 396,599.61 and 122,281.26 is: 183,461.39
Step by Step Solution
- Step 1: Write the proportion equation
264,342.81 : 396,599.61 = 122,281.26 : x - Step 2: Convert to fraction form
264,342.81/396,599.61 = 122,281.26/x - Step 3: Cross multiply
264,342.81x = 396,599.61 × 122,281.26 - Step 4: Simplify right side
264,342.81x = 48,496,700,026.31 - Step 5: Solve for x
x = 48,496,700,026.31/264,342.81 - Step 6: Final answer
x = 183,461.39
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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.