Finding the Fourth Proportional to 751,007.84, 1,126,511.49 and 498,780.78
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Solution
The fourth proportional to 751,007.84, 1,126,511.49 and 498,780.78 is: 748,171.00
Step by Step Solution
- Step 1: Write the proportion equation
751,007.84 : 1,126,511.49 = 498,780.78 : x - Step 2: Convert to fraction form
751,007.84/1,126,511.49 = 498,780.78/x - Step 3: Cross multiply
751,007.84x = 1,126,511.49 × 498,780.78 - Step 4: Simplify right side
751,007.84x = 561,882,279,661.16 - Step 5: Solve for x
x = 561,882,279,661.16/751,007.84 - Step 6: Final answer
x = 748,171.00
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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.