Finding the Fourth Proportional to 794,467.85, 1,191,221.99 and 320,599.62
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Solution
The fourth proportional to 794,467.85, 1,191,221.99 and 320,599.62 is: 480,705.82
Step by Step Solution
- Step 1: Write the proportion equation
794,467.85 : 1,191,221.99 = 320,599.62 : x - Step 2: Convert to fraction form
794,467.85/1,191,221.99 = 320,599.62/x - Step 3: Cross multiply
794,467.85x = 1,191,221.99 × 320,599.62 - Step 4: Simplify right side
794,467.85x = 381,905,318,732.27 - Step 5: Solve for x
x = 381,905,318,732.27/794,467.85 - Step 6: Final answer
x = 480,705.82
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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.