Finding the Fourth Proportional to 623,325.24, 936,676.17 and 339,225.84
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Solution
The fourth proportional to 623,325.24, 936,676.17 and 339,225.84 is: 509,757.57
Step by Step Solution
- Step 1: Write the proportion equation
623,325.24 : 936,676.17 = 339,225.84 : x - Step 2: Convert to fraction form
623,325.24/936,676.17 = 339,225.84/x - Step 3: Cross multiply
623,325.24x = 936,676.17 × 339,225.84 - Step 4: Simplify right side
623,325.24x = 317,744,760,576.23 - Step 5: Solve for x
x = 317,744,760,576.23/623,325.24 - Step 6: Final answer
x = 509,757.57
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1.5x scale
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.