Finding the Fourth Proportional to 514,487.08, 771,912.06 and 159,590.44
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Solution
The fourth proportional to 514,487.08, 771,912.06 and 159,590.44 is: 239,441.94
Step by Step Solution
- Step 1: Write the proportion equation
514,487.08 : 771,912.06 = 159,590.44 : x - Step 2: Convert to fraction form
514,487.08/771,912.06 = 159,590.44/x - Step 3: Cross multiply
514,487.08x = 771,912.06 × 159,590.44 - Step 4: Simplify right side
514,487.08x = 123,189,785,296.71 - Step 5: Solve for x
x = 123,189,785,296.71/514,487.08 - Step 6: Final answer
x = 239,441.94
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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.