Finding the Fourth Proportional to 475,367.13, 656,021.84 and 260,520.71
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Solution
The fourth proportional to 475,367.13, 656,021.84 and 260,520.71 is: 359,526.90
Step by Step Solution
- Step 1: Write the proportion equation
475,367.13 : 656,021.84 = 260,520.71 : x - Step 2: Convert to fraction form
475,367.13/656,021.84 = 260,520.71/x - Step 3: Cross multiply
475,367.13x = 656,021.84 × 260,520.71 - Step 4: Simplify right side
475,367.13x = 170,907,270,949.59 - Step 5: Solve for x
x = 170,907,270,949.59/475,367.13 - Step 6: Final answer
x = 359,526.90
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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.