Finding the Fourth Proportional to 641,029.75, 961,686.78 and 241,673.98
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Solution
The fourth proportional to 641,029.75, 961,686.78 and 241,673.98 is: 362,564.56
Step by Step Solution
- Step 1: Write the proportion equation
641,029.75 : 961,686.78 = 241,673.98 : x - Step 2: Convert to fraction form
641,029.75/961,686.78 = 241,673.98/x - Step 3: Cross multiply
641,029.75x = 961,686.78 × 241,673.98 - Step 4: Simplify right side
641,029.75x = 232,414,670,128.65 - Step 5: Solve for x
x = 232,414,670,128.65/641,029.75 - Step 6: Final answer
x = 362,564.56
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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.