Finding the Fourth Proportional to 700,394.40, 1,050,591.60 and 201,808.80
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Solution
The fourth proportional to 700,394.40, 1,050,591.60 and 201,808.80 is: 302,713.20
Step by Step Solution
- Step 1: Write the proportion equation
700,394.40 : 1,050,591.60 = 201,808.80 : x - Step 2: Convert to fraction form
700,394.40/1,050,591.60 = 201,808.80/x - Step 3: Cross multiply
700,394.40x = 1,050,591.60 × 201,808.80 - Step 4: Simplify right side
700,394.40x = 212,018,630,086.08 - Step 5: Solve for x
x = 212,018,630,086.08/700,394.40 - Step 6: Final answer
x = 302,713.20
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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.