Finding the Fourth Proportional to 311,762.64, 467,381.52 and 124,672.08
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Solution
The fourth proportional to 311,762.64, 467,381.52 and 124,672.08 is: 186,903.17
Step by Step Solution
- Step 1: Write the proportion equation
311,762.64 : 467,381.52 = 124,672.08 : x - Step 2: Convert to fraction form
311,762.64/467,381.52 = 124,672.08/x - Step 3: Cross multiply
311,762.64x = 467,381.52 × 124,672.08 - Step 4: Simplify right side
311,762.64x = 58,269,426,251.96 - Step 5: Solve for x
x = 58,269,426,251.96/311,762.64 - Step 6: Final answer
x = 186,903.17
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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.