Finding the Fourth Proportional to 876,944.48, 1,210,149.77 and 550,432.19
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Solution
The fourth proportional to 876,944.48, 1,210,149.77 and 550,432.19 is: 759,575.32
Step by Step Solution
- Step 1: Write the proportion equation
876,944.48 : 1,210,149.77 = 550,432.19 : x - Step 2: Convert to fraction form
876,944.48/1,210,149.77 = 550,432.19/x - Step 3: Cross multiply
876,944.48x = 1,210,149.77 × 550,432.19 - Step 4: Simplify right side
876,944.48x = 666,105,379,326.19 - Step 5: Solve for x
x = 666,105,379,326.19/876,944.48 - Step 6: Final answer
x = 759,575.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.