Finding the Fourth Proportional to 804,750.24, 1,207,128 and 299,422.56
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Solution
The fourth proportional to 804,750.24, 1,207,128 and 299,422.56 is: 449,134.82
Step by Step Solution
- Step 1: Write the proportion equation
804,750.24 : 1,207,128 = 299,422.56 : x - Step 2: Convert to fraction form
804,750.24/1,207,128 = 299,422.56/x - Step 3: Cross multiply
804,750.24x = 1,207,128 × 299,422.56 - Step 4: Simplify right side
804,750.24x = 361,441,356,007.68 - Step 5: Solve for x
x = 361,441,356,007.68/804,750.24 - Step 6: Final answer
x = 449,134.82
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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.