Finding the Fourth Proportional to 322,077.93, 480,947.99 and 263,030.73
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Solution
The fourth proportional to 322,077.93, 480,947.99 and 263,030.73 is: 392,774.82
Step by Step Solution
- Step 1: Write the proportion equation
322,077.93 : 480,947.99 = 263,030.73 : x - Step 2: Convert to fraction form
322,077.93/480,947.99 = 263,030.73/x - Step 3: Cross multiply
322,077.93x = 480,947.99 × 263,030.73 - Step 4: Simplify right side
322,077.93x = 126,504,101,559.31 - Step 5: Solve for x
x = 126,504,101,559.31/322,077.93 - Step 6: Final answer
x = 392,774.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.