Finding the Fourth Proportional to 370,211.41, 555,202.16 and 133,523.34
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Solution
The fourth proportional to 370,211.41, 555,202.16 and 133,523.34 is: 200,243.55
Step by Step Solution
- Step 1: Write the proportion equation
370,211.41 : 555,202.16 = 133,523.34 : x - Step 2: Convert to fraction form
370,211.41/555,202.16 = 133,523.34/x - Step 3: Cross multiply
370,211.41x = 555,202.16 × 133,523.34 - Step 4: Simplify right side
370,211.41x = 74,132,446,778.41 - Step 5: Solve for x
x = 74,132,446,778.41/370,211.41 - Step 6: Final answer
x = 200,243.55
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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.