Finding the Fourth Proportional to 463,013.21, 694,503.16 and 121,453.93
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Solution
The fourth proportional to 463,013.21, 694,503.16 and 121,453.93 is: 182,176.53
Step by Step Solution
- Step 1: Write the proportion equation
463,013.21 : 694,503.16 = 121,453.93 : x - Step 2: Convert to fraction form
463,013.21/694,503.16 = 121,453.93/x - Step 3: Cross multiply
463,013.21x = 694,503.16 × 121,453.93 - Step 4: Simplify right side
463,013.21x = 84,350,139,427.09 - Step 5: Solve for x
x = 84,350,139,427.09/463,013.21 - Step 6: Final answer
x = 182,176.53
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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.