Finding the Fourth Proportional to 650,716.20, 975,984.30 and 201,745.80
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Solution
The fourth proportional to 650,716.20, 975,984.30 and 201,745.80 is: 302,590.80
Step by Step Solution
- Step 1: Write the proportion equation
650,716.20 : 975,984.30 = 201,745.80 : x - Step 2: Convert to fraction form
650,716.20/975,984.30 = 201,745.80/x - Step 3: Cross multiply
650,716.20x = 975,984.30 × 201,745.80 - Step 4: Simplify right side
650,716.20x = 196,900,733,390.94 - Step 5: Solve for x
x = 196,900,733,390.94/650,716.20 - Step 6: Final answer
x = 302,590.80
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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.