Finding the Fourth Proportional to 899,362.68, 1,241,120.70 and 496,954.68
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Solution
The fourth proportional to 899,362.68, 1,241,120.70 and 496,954.68 is: 685,797.57
Step by Step Solution
- Step 1: Write the proportion equation
899,362.68 : 1,241,120.70 = 496,954.68 : x - Step 2: Convert to fraction form
899,362.68/1,241,120.70 = 496,954.68/x - Step 3: Cross multiply
899,362.68x = 1,241,120.70 × 496,954.68 - Step 4: Simplify right side
899,362.68x = 616,780,740,309.88 - Step 5: Solve for x
x = 616,780,740,309.88/899,362.68 - Step 6: Final answer
x = 685,797.57
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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.