Finding the Fourth Proportional to 767,982.12, 1,151,930.12 and 235,501.70
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Solution
The fourth proportional to 767,982.12, 1,151,930.12 and 235,501.70 is: 353,239.34
Step by Step Solution
- Step 1: Write the proportion equation
767,982.12 : 1,151,930.12 = 235,501.70 : x - Step 2: Convert to fraction form
767,982.12/1,151,930.12 = 235,501.70/x - Step 3: Cross multiply
767,982.12x = 1,151,930.12 × 235,501.70 - Step 4: Simplify right side
767,982.12x = 271,281,494,604.05 - Step 5: Solve for x
x = 271,281,494,604.05/767,982.12 - Step 6: Final answer
x = 353,239.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.