Finding the Fourth Proportional to 268,740.06, 403,110.09 and 190,795.38
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Solution
The fourth proportional to 268,740.06, 403,110.09 and 190,795.38 is: 286,193.07
Step by Step Solution
- Step 1: Write the proportion equation
268,740.06 : 403,110.09 = 190,795.38 : x - Step 2: Convert to fraction form
268,740.06/403,110.09 = 190,795.38/x - Step 3: Cross multiply
268,740.06x = 403,110.09 × 190,795.38 - Step 4: Simplify right side
268,740.06x = 76,911,542,803.38 - Step 5: Solve for x
x = 76,911,542,803.38/268,740.06 - Step 6: Final answer
x = 286,193.07
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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.