Finding the Fourth Proportional to 351,619.48, 527,390.49 and 98,907.99
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Solution
The fourth proportional to 351,619.48, 527,390.49 and 98,907.99 is: 148,351.09
Step by Step Solution
- Step 1: Write the proportion equation
351,619.48 : 527,390.49 = 98,907.99 : x - Step 2: Convert to fraction form
351,619.48/527,390.49 = 98,907.99/x - Step 3: Cross multiply
351,619.48x = 527,390.49 × 98,907.99 - Step 4: Simplify right side
351,619.48x = 52,163,131,704.21 - Step 5: Solve for x
x = 52,163,131,704.21/351,619.48 - Step 6: Final answer
x = 148,351.09
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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.