Finding the Fourth Proportional to 539,947.36, 745,122.92 and 294,932.28
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Solution
The fourth proportional to 539,947.36, 745,122.92 and 294,932.28 is: 407,004.12
Step by Step Solution
- Step 1: Write the proportion equation
539,947.36 : 745,122.92 = 294,932.28 : x - Step 2: Convert to fraction form
539,947.36/745,122.92 = 294,932.28/x - Step 3: Cross multiply
539,947.36x = 745,122.92 × 294,932.28 - Step 4: Simplify right side
539,947.36x = 219,760,802,995.41 - Step 5: Solve for x
x = 219,760,802,995.41/539,947.36 - Step 6: Final answer
x = 407,004.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.