Finding the Fourth Proportional to 370,393.14, 555,589.91 and 104,153.66
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Solution
The fourth proportional to 370,393.14, 555,589.91 and 104,153.66 is: 156,230.55
Step by Step Solution
- Step 1: Write the proportion equation
370,393.14 : 555,589.91 = 104,153.66 : x - Step 2: Convert to fraction form
370,393.14/555,589.91 = 104,153.66/x - Step 3: Cross multiply
370,393.14x = 555,589.91 × 104,153.66 - Step 4: Simplify right side
370,393.14x = 57,866,722,585.57 - Step 5: Solve for x
x = 57,866,722,585.57/370,393.14 - Step 6: Final answer
x = 156,230.55
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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.