Finding the Fourth Proportional to 586,779.18, 809,750.43 and 332,128.14
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Solution
The fourth proportional to 586,779.18, 809,750.43 and 332,128.14 is: 458,334.09
Step by Step Solution
- Step 1: Write the proportion equation
586,779.18 : 809,750.43 = 332,128.14 : x - Step 2: Convert to fraction form
586,779.18/809,750.43 = 332,128.14/x - Step 3: Cross multiply
586,779.18x = 809,750.43 × 332,128.14 - Step 4: Simplify right side
586,779.18x = 268,940,904,180.10 - Step 5: Solve for x
x = 268,940,904,180.10/586,779.18 - Step 6: Final answer
x = 458,334.09
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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.