Finding the Fourth Proportional to 370,236.33, 555,239.61 and 133,548.12
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Solution
The fourth proportional to 370,236.33, 555,239.61 and 133,548.12 is: 200,280.74
Step by Step Solution
- Step 1: Write the proportion equation
370,236.33 : 555,239.61 = 133,548.12 : x - Step 2: Convert to fraction form
370,236.33/555,239.61 = 133,548.12/x - Step 3: Cross multiply
370,236.33x = 555,239.61 × 133,548.12 - Step 4: Simplify right side
370,236.33x = 74,151,206,065.03 - Step 5: Solve for x
x = 74,151,206,065.03/370,236.33 - Step 6: Final answer
x = 200,280.74
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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.