Finding the Fourth Proportional to 294,278.09, 441,421.20 and 83,915.99
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Solution
The fourth proportional to 294,278.09, 441,421.20 and 83,915.99 is: 125,875.14
Step by Step Solution
- Step 1: Write the proportion equation
294,278.09 : 441,421.20 = 83,915.99 : x - Step 2: Convert to fraction form
294,278.09/441,421.20 = 83,915.99/x - Step 3: Cross multiply
294,278.09x = 441,421.20 × 83,915.99 - Step 4: Simplify right side
294,278.09x = 37,042,297,004.99 - Step 5: Solve for x
x = 37,042,297,004.99/294,278.09 - Step 6: Final answer
x = 125,875.14
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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.