Finding the Fourth Proportional to 319,004.53, 477,718.94 and 237,756.76
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Solution
The fourth proportional to 319,004.53, 477,718.94 and 237,756.76 is: 356,047.95
Step by Step Solution
- Step 1: Write the proportion equation
319,004.53 : 477,718.94 = 237,756.76 : x - Step 2: Convert to fraction form
319,004.53/477,718.94 = 237,756.76/x - Step 3: Cross multiply
319,004.53x = 477,718.94 × 237,756.76 - Step 4: Simplify right side
319,004.53x = 113,580,906,765.13 - Step 5: Solve for x
x = 113,580,906,765.13/319,004.53 - Step 6: Final answer
x = 356,047.95
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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.