Finding the Fourth Proportional to 347,078.24, 520,666.74 and 107,212.52
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Solution
The fourth proportional to 347,078.24, 520,666.74 and 107,212.52 is: 160,834.03
Step by Step Solution
- Step 1: Write the proportion equation
347,078.24 : 520,666.74 = 107,212.52 : x - Step 2: Convert to fraction form
347,078.24/520,666.74 = 107,212.52/x - Step 3: Cross multiply
347,078.24x = 520,666.74 × 107,212.52 - Step 4: Simplify right side
347,078.24x = 55,821,993,275.58 - Step 5: Solve for x
x = 55,821,993,275.58/347,078.24 - Step 6: Final answer
x = 160,834.03
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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.