Finding the Fourth Proportional to 628,888.37, 943,133.96 and 202,329.16
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Solution
The fourth proportional to 628,888.37, 943,133.96 and 202,329.16 is: 303,429.85
Step by Step Solution
- Step 1: Write the proportion equation
628,888.37 : 943,133.96 = 202,329.16 : x - Step 2: Convert to fraction form
628,888.37/943,133.96 = 202,329.16/x - Step 3: Cross multiply
628,888.37x = 943,133.96 × 202,329.16 - Step 4: Simplify right side
628,888.37x = 190,823,500,042.26 - Step 5: Solve for x
x = 190,823,500,042.26/628,888.37 - Step 6: Final answer
x = 303,429.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.