Finding the Fourth Proportional to 401,299.11, 601,883.06 and 120,750.75
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Solution
The fourth proportional to 401,299.11, 601,883.06 and 120,750.75 is: 181,106.38
Step by Step Solution
- Step 1: Write the proportion equation
401,299.11 : 601,883.06 = 120,750.75 : x - Step 2: Convert to fraction form
401,299.11/601,883.06 = 120,750.75/x - Step 3: Cross multiply
401,299.11x = 601,883.06 × 120,750.75 - Step 4: Simplify right side
401,299.11x = 72,677,830,303.54 - Step 5: Solve for x
x = 72,677,830,303.54/401,299.11 - Step 6: Final answer
x = 181,106.38
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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.