Finding the Fourth Proportional to 460,208.18, 690,202.92 and 207,332.66
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Solution
The fourth proportional to 460,208.18, 690,202.92 and 207,332.66 is: 310,949.73
Step by Step Solution
- Step 1: Write the proportion equation
460,208.18 : 690,202.92 = 207,332.66 : x - Step 2: Convert to fraction form
460,208.18/690,202.92 = 207,332.66/x - Step 3: Cross multiply
460,208.18x = 690,202.92 × 207,332.66 - Step 4: Simplify right side
460,208.18x = 143,101,609,846.37 - Step 5: Solve for x
x = 143,101,609,846.37/460,208.18 - Step 6: Final answer
x = 310,949.73
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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.