Finding the Fourth Proportional to 292,073.93, 438,928.82 and 173,763.53
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Solution
The fourth proportional to 292,073.93, 438,928.82 and 173,763.53 is: 261,131.90
Step by Step Solution
- Step 1: Write the proportion equation
292,073.93 : 438,928.82 = 173,763.53 : x - Step 2: Convert to fraction form
292,073.93/438,928.82 = 173,763.53/x - Step 3: Cross multiply
292,073.93x = 438,928.82 × 173,763.53 - Step 4: Simplify right side
292,073.93x = 76,269,820,313.12 - Step 5: Solve for x
x = 76,269,820,313.12/292,073.93 - Step 6: Final answer
x = 261,131.90
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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.