Finding the Fourth Proportional to 297,984.10, 446,966.24 and 129,504.59
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Solution
The fourth proportional to 297,984.10, 446,966.24 and 129,504.59 is: 194,252.58
Step by Step Solution
- Step 1: Write the proportion equation
297,984.10 : 446,966.24 = 129,504.59 : x - Step 2: Convert to fraction form
297,984.10/446,966.24 = 129,504.59/x - Step 3: Cross multiply
297,984.10x = 446,966.24 × 129,504.59 - Step 4: Simplify right side
297,984.10x = 57,884,179,655.04 - Step 5: Solve for x
x = 57,884,179,655.04/297,984.10 - Step 6: Final answer
x = 194,252.58
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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.