Finding the Fourth Proportional to 730,919.26, 1,096,565.70 and 304,313.23
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Solution
The fourth proportional to 730,919.26, 1,096,565.70 and 304,313.23 is: 456,547.62
Step by Step Solution
- Step 1: Write the proportion equation
730,919.26 : 1,096,565.70 = 304,313.23 : x - Step 2: Convert to fraction form
730,919.26/1,096,565.70 = 304,313.23/x - Step 3: Cross multiply
730,919.26x = 1,096,565.70 × 304,313.23 - Step 4: Simplify right side
730,919.26x = 333,699,450,074.21 - Step 5: Solve for x
x = 333,699,450,074.21/730,919.26 - Step 6: Final answer
x = 456,547.62
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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.