Finding the Fourth Proportional to 408,905.52, 564,324.16 and 230,092.08
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Solution
The fourth proportional to 408,905.52, 564,324.16 and 230,092.08 is: 317,546.51
Step by Step Solution
- Step 1: Write the proportion equation
408,905.52 : 564,324.16 = 230,092.08 : x - Step 2: Convert to fraction form
408,905.52/564,324.16 = 230,092.08/x - Step 3: Cross multiply
408,905.52x = 564,324.16 × 230,092.08 - Step 4: Simplify right side
408,905.52x = 129,846,519,768.65 - Step 5: Solve for x
x = 129,846,519,768.65/408,905.52 - Step 6: Final answer
x = 317,546.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.