Finding the Fourth Proportional to 519,964.97, 779,449.20 and 220,032.96
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Solution
The fourth proportional to 519,964.97, 779,449.20 and 220,032.96 is: 329,838.59
Step by Step Solution
- Step 1: Write the proportion equation
519,964.97 : 779,449.20 = 220,032.96 : x - Step 2: Convert to fraction form
519,964.97/779,449.20 = 220,032.96/x - Step 3: Cross multiply
519,964.97x = 779,449.20 × 220,032.96 - Step 4: Simplify right side
519,964.97x = 171,504,512,754.10 - Step 5: Solve for x
x = 171,504,512,754.10/519,964.97 - Step 6: Final answer
x = 329,838.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.