Finding the Fourth Proportional to 848,937.14, 1,171,619.19 and 486,409.08
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Solution
The fourth proportional to 848,937.14, 1,171,619.19 and 486,409.08 is: 671,293.77
Step by Step Solution
- Step 1: Write the proportion equation
848,937.14 : 1,171,619.19 = 486,409.08 : x - Step 2: Convert to fraction form
848,937.14/1,171,619.19 = 486,409.08/x - Step 3: Cross multiply
848,937.14x = 1,171,619.19 × 486,409.08 - Step 4: Simplify right side
848,937.14x = 569,886,212,318.25 - Step 5: Solve for x
x = 569,886,212,318.25/848,937.14 - Step 6: Final answer
x = 671,293.77
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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.