Finding the Fourth Proportional to 373,696.74, 515,703.11 and 203,934.51
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Solution
The fourth proportional to 373,696.74, 515,703.11 and 203,934.51 is: 281,430.50
Step by Step Solution
- Step 1: Write the proportion equation
373,696.74 : 515,703.11 = 203,934.51 : x - Step 2: Convert to fraction form
373,696.74/515,703.11 = 203,934.51/x - Step 3: Cross multiply
373,696.74x = 515,703.11 × 203,934.51 - Step 4: Simplify right side
373,696.74x = 105,169,660,023.65 - Step 5: Solve for x
x = 105,169,660,023.65/373,696.74 - Step 6: Final answer
x = 281,430.50
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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.