Finding the Fourth Proportional to 461,806.07, 637,303.19 and 257,850.09
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Solution
The fourth proportional to 461,806.07, 637,303.19 and 257,850.09 is: 355,839.16
Step by Step Solution
- Step 1: Write the proportion equation
461,806.07 : 637,303.19 = 257,850.09 : x - Step 2: Convert to fraction form
461,806.07/637,303.19 = 257,850.09/x - Step 3: Cross multiply
461,806.07x = 637,303.19 × 257,850.09 - Step 4: Simplify right side
461,806.07x = 164,328,683,609.54 - Step 5: Solve for x
x = 164,328,683,609.54/461,806.07 - Step 6: Final answer
x = 355,839.16
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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.