Finding the Fourth Proportional to 541,356.24, 747,052.56 and 299,639.28
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Solution
The fourth proportional to 541,356.24, 747,052.56 and 299,639.28 is: 413,491.66
Step by Step Solution
- Step 1: Write the proportion equation
541,356.24 : 747,052.56 = 299,639.28 : x - Step 2: Convert to fraction form
541,356.24/747,052.56 = 299,639.28/x - Step 3: Cross multiply
541,356.24x = 747,052.56 × 299,639.28 - Step 4: Simplify right side
541,356.24x = 223,846,291,200.56 - Step 5: Solve for x
x = 223,846,291,200.56/541,356.24 - Step 6: Final answer
x = 413,491.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.