Finding the Fourth Proportional to 370,643.60, 555,965.40 and 244,453.70
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Solution
The fourth proportional to 370,643.60, 555,965.40 and 244,453.70 is: 366,680.55
Step by Step Solution
- Step 1: Write the proportion equation
370,643.60 : 555,965.40 = 244,453.70 : x - Step 2: Convert to fraction form
370,643.60/555,965.40 = 244,453.70/x - Step 3: Cross multiply
370,643.60x = 555,965.40 × 244,453.70 - Step 4: Simplify right side
370,643.60x = 135,907,799,101.98 - Step 5: Solve for x
x = 135,907,799,101.98/370,643.60 - Step 6: Final answer
x = 366,680.55
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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.