Finding the Fourth Proportional to 751,694.77, 1,127,432.80 and 219,072.79
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Solution
The fourth proportional to 751,694.77, 1,127,432.80 and 219,072.79 is: 328,577.31
Step by Step Solution
- Step 1: Write the proportion equation
751,694.77 : 1,127,432.80 = 219,072.79 : x - Step 2: Convert to fraction form
751,694.77/1,127,432.80 = 219,072.79/x - Step 3: Cross multiply
751,694.77x = 1,127,432.80 × 219,072.79 - Step 4: Simplify right side
751,694.77x = 246,989,849,033.51 - Step 5: Solve for x
x = 246,989,849,033.51/751,694.77 - Step 6: Final answer
x = 328,577.31
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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.