Finding the Fourth Proportional to 749,654.74, 1,124,481.12 and 244,214.83
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Solution
The fourth proportional to 749,654.74, 1,124,481.12 and 244,214.83 is: 366,321.92
Step by Step Solution
- Step 1: Write the proportion equation
749,654.74 : 1,124,481.12 = 244,214.83 : x - Step 2: Convert to fraction form
749,654.74/1,124,481.12 = 244,214.83/x - Step 3: Cross multiply
749,654.74x = 1,124,481.12 × 244,214.83 - Step 4: Simplify right side
749,654.74x = 274,614,965,559.01 - Step 5: Solve for x
x = 274,614,965,559.01/749,654.74 - Step 6: Final answer
x = 366,321.92
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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.