Finding the Fourth Proportional to 759,521.97, 1,139,843.67 and 360,164.07
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Solution
The fourth proportional to 759,521.97, 1,139,843.67 and 360,164.07 is: 540,512.00
Step by Step Solution
- Step 1: Write the proportion equation
759,521.97 : 1,139,843.67 = 360,164.07 : x - Step 2: Convert to fraction form
759,521.97/1,139,843.67 = 360,164.07/x - Step 3: Cross multiply
759,521.97x = 1,139,843.67 × 360,164.07 - Step 4: Simplify right side
759,521.97x = 410,530,735,350.94 - Step 5: Solve for x
x = 410,530,735,350.94/759,521.97 - Step 6: Final answer
x = 540,512.00
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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.