Finding the Fourth Proportional to 802,763.65, 1,106,905.80 and 511,986.28
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Solution
The fourth proportional to 802,763.65, 1,106,905.80 and 511,986.28 is: 705,961.94
Step by Step Solution
- Step 1: Write the proportion equation
802,763.65 : 1,106,905.80 = 511,986.28 : x - Step 2: Convert to fraction form
802,763.65/1,106,905.80 = 511,986.28/x - Step 3: Cross multiply
802,763.65x = 1,106,905.80 × 511,986.28 - Step 4: Simplify right side
802,763.65x = 566,720,582,852.42 - Step 5: Solve for x
x = 566,720,582,852.42/802,763.65 - Step 6: Final answer
x = 705,961.94
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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.