Finding the Fourth Proportional to 292,593.94, 438,906.11 and 92,929.95
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Solution
The fourth proportional to 292,593.94, 438,906.11 and 92,929.95 is: 139,399.75
Step by Step Solution
- Step 1: Write the proportion equation
292,593.94 : 438,906.11 = 92,929.95 : x - Step 2: Convert to fraction form
292,593.94/438,906.11 = 92,929.95/x - Step 3: Cross multiply
292,593.94x = 438,906.11 × 92,929.95 - Step 4: Simplify right side
292,593.94x = 40,787,522,392.34 - Step 5: Solve for x
x = 40,787,522,392.34/292,593.94 - Step 6: Final answer
x = 139,399.75
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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.