Finding the Fourth Proportional to 305,947.98, 458,852.67 and 116,340.75
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Solution
The fourth proportional to 305,947.98, 458,852.67 and 116,340.75 is: 174,484.77
Step by Step Solution
- Step 1: Write the proportion equation
305,947.98 : 458,852.67 = 116,340.75 : x - Step 2: Convert to fraction form
305,947.98/458,852.67 = 116,340.75/x - Step 3: Cross multiply
305,947.98x = 458,852.67 × 116,340.75 - Step 4: Simplify right side
305,947.98x = 53,383,263,767.30 - Step 5: Solve for x
x = 53,383,263,767.30/305,947.98 - Step 6: Final answer
x = 174,484.77
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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.