Finding the Fourth Proportional to 598,758.09, 826,469.33 and 369,386.75
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Solution
The fourth proportional to 598,758.09, 826,469.33 and 369,386.75 is: 509,866.70
Step by Step Solution
- Step 1: Write the proportion equation
598,758.09 : 826,469.33 = 369,386.75 : x - Step 2: Convert to fraction form
598,758.09/826,469.33 = 369,386.75/x - Step 3: Cross multiply
598,758.09x = 826,469.33 × 369,386.75 - Step 4: Simplify right side
598,758.09x = 305,286,813,804.10 - Step 5: Solve for x
x = 305,286,813,804.10/598,758.09 - Step 6: Final answer
x = 509,866.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.