Finding the Fourth Proportional to 202,913.60, 304,370.40 and 192,027.20
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Solution
The fourth proportional to 202,913.60, 304,370.40 and 192,027.20 is: 288,040.80
Step by Step Solution
- Step 1: Write the proportion equation
202,913.60 : 304,370.40 = 192,027.20 : x - Step 2: Convert to fraction form
202,913.60/304,370.40 = 192,027.20/x - Step 3: Cross multiply
202,913.60x = 304,370.40 × 192,027.20 - Step 4: Simplify right side
202,913.60x = 58,447,395,674.88 - Step 5: Solve for x
x = 58,447,395,674.88/202,913.60 - Step 6: Final answer
x = 288,040.80
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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.