Finding the Fourth Proportional to 923,110.13, 1,385,283.71 and 324,073.07
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Solution
The fourth proportional to 923,110.13, 1,385,283.71 and 324,073.07 is: 486,326.74
Step by Step Solution
- Step 1: Write the proportion equation
923,110.13 : 1,385,283.71 = 324,073.07 : x - Step 2: Convert to fraction form
923,110.13/1,385,283.71 = 324,073.07/x - Step 3: Cross multiply
923,110.13x = 1,385,283.71 × 324,073.07 - Step 4: Simplify right side
923,110.13x = 448,933,143,799.27 - Step 5: Solve for x
x = 448,933,143,799.27/923,110.13 - Step 6: Final answer
x = 486,326.74
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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.