Finding the Fourth Proportional to 783,012.99, 1,174,694.45 and 250,565.97
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Solution
The fourth proportional to 783,012.99, 1,174,694.45 and 250,565.97 is: 375,904.94
Step by Step Solution
- Step 1: Write the proportion equation
783,012.99 : 1,174,694.45 = 250,565.97 : x - Step 2: Convert to fraction form
783,012.99/1,174,694.45 = 250,565.97/x - Step 3: Cross multiply
783,012.99x = 1,174,694.45 × 250,565.97 - Step 4: Simplify right side
783,012.99x = 294,338,453,065.04 - Step 5: Solve for x
x = 294,338,453,065.04/783,012.99 - Step 6: Final answer
x = 375,904.94
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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.