Finding the Fourth Proportional to 408,992.09, 564,263.00 and 236,816.08
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Solution
The fourth proportional to 408,992.09, 564,263.00 and 236,816.08 is: 326,721.60
Step by Step Solution
- Step 1: Write the proportion equation
408,992.09 : 564,263.00 = 236,816.08 : x - Step 2: Convert to fraction form
408,992.09/564,263.00 = 236,816.08/x - Step 3: Cross multiply
408,992.09x = 564,263.00 × 236,816.08 - Step 4: Simplify right side
408,992.09x = 133,626,550,042.36 - Step 5: Solve for x
x = 133,626,550,042.36/408,992.09 - Step 6: Final answer
x = 326,721.60
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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.