Finding the Fourth Proportional to 728,968.34, 1,092,566.00 and 515,797.67
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Solution
The fourth proportional to 728,968.34, 1,092,566.00 and 515,797.67 is: 773,069.23
Step by Step Solution
- Step 1: Write the proportion equation
728,968.34 : 1,092,566.00 = 515,797.67 : x - Step 2: Convert to fraction form
728,968.34/1,092,566.00 = 515,797.67/x - Step 3: Cross multiply
728,968.34x = 1,092,566.00 × 515,797.67 - Step 4: Simplify right side
728,968.34x = 563,542,989,079.40 - Step 5: Solve for x
x = 563,542,989,079.40/728,968.34 - Step 6: Final answer
x = 773,069.23
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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.