Finding the Fourth Proportional to 816,575.02, 1,224,783.34 and 247,961.05
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Solution
The fourth proportional to 816,575.02, 1,224,783.34 and 247,961.05 is: 371,917.53
Step by Step Solution
- Step 1: Write the proportion equation
816,575.02 : 1,224,783.34 = 247,961.05 : x - Step 2: Convert to fraction form
816,575.02/1,224,783.34 = 247,961.05/x - Step 3: Cross multiply
816,575.02x = 1,224,783.34 × 247,961.05 - Step 4: Simplify right side
816,575.02x = 303,698,563,008.91 - Step 5: Solve for x
x = 303,698,563,008.91/816,575.02 - Step 6: Final answer
x = 371,917.53
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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.