Finding the Fourth Proportional to 264,369.36, 396,417.96 and 106,555.44
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Solution
The fourth proportional to 264,369.36, 396,417.96 and 106,555.44 is: 159,778.31
Step by Step Solution
- Step 1: Write the proportion equation
264,369.36 : 396,417.96 = 106,555.44 : x - Step 2: Convert to fraction form
264,369.36/396,417.96 = 106,555.44/x - Step 3: Cross multiply
264,369.36x = 396,417.96 × 106,555.44 - Step 4: Simplify right side
264,369.36x = 42,240,490,151.70 - Step 5: Solve for x
x = 42,240,490,151.70/264,369.36 - Step 6: Final answer
x = 159,778.31
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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.