Finding the Fourth Proportional to 378,558.18, 567,624.36 and 125,703.35
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Solution
The fourth proportional to 378,558.18, 567,624.36 and 125,703.35 is: 188,484.33
Step by Step Solution
- Step 1: Write the proportion equation
378,558.18 : 567,624.36 = 125,703.35 : x - Step 2: Convert to fraction form
378,558.18/567,624.36 = 125,703.35/x - Step 3: Cross multiply
378,558.18x = 567,624.36 × 125,703.35 - Step 4: Simplify right side
378,558.18x = 71,352,284,541.28 - Step 5: Solve for x
x = 71,352,284,541.28/378,558.18 - Step 6: Final answer
x = 188,484.33
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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.