Finding the Fourth Proportional to 424,893.06, 637,357.17 and 125,373.65
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Solution
The fourth proportional to 424,893.06, 637,357.17 and 125,373.65 is: 188,065.66
Step by Step Solution
- Step 1: Write the proportion equation
424,893.06 : 637,357.17 = 125,373.65 : x - Step 2: Convert to fraction form
424,893.06/637,357.17 = 125,373.65/x - Step 3: Cross multiply
424,893.06x = 637,357.17 × 125,373.65 - Step 4: Simplify right side
424,893.06x = 79,907,792,039.94 - Step 5: Solve for x
x = 79,907,792,039.94/424,893.06 - Step 6: Final answer
x = 188,065.66
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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.