Finding the Fourth Proportional to 625,223.26, 937,065.36 and 355,577.68
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Solution
The fourth proportional to 625,223.26, 937,065.36 and 355,577.68 is: 532,928.87
Step by Step Solution
- Step 1: Write the proportion equation
625,223.26 : 937,065.36 = 355,577.68 : x - Step 2: Convert to fraction form
625,223.26/937,065.36 = 355,577.68/x - Step 3: Cross multiply
625,223.26x = 937,065.36 × 355,577.68 - Step 4: Simplify right side
625,223.26x = 333,199,526,717.17 - Step 5: Solve for x
x = 333,199,526,717.17/625,223.26 - Step 6: Final answer
x = 532,928.87
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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.