Finding the Fourth Proportional to 370,522.90, 555,768.87 and 157,232.26
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Solution
The fourth proportional to 370,522.90, 555,768.87 and 157,232.26 is: 235,841.82
Step by Step Solution
- Step 1: Write the proportion equation
370,522.90 : 555,768.87 = 157,232.26 : x - Step 2: Convert to fraction form
370,522.90/555,768.87 = 157,232.26/x - Step 3: Cross multiply
370,522.90x = 555,768.87 × 157,232.26 - Step 4: Simplify right side
370,522.90x = 87,384,795,467.75 - Step 5: Solve for x
x = 87,384,795,467.75/370,522.90 - Step 6: Final answer
x = 235,841.82
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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.