Finding the Fourth Proportional to 351,518.91, 527,464.26 and 191,709.96
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Solution
The fourth proportional to 351,518.91, 527,464.26 and 191,709.96 is: 287,666.32
Step by Step Solution
- Step 1: Write the proportion equation
351,518.91 : 527,464.26 = 191,709.96 : x - Step 2: Convert to fraction form
351,518.91/527,464.26 = 191,709.96/x - Step 3: Cross multiply
351,518.91x = 527,464.26 × 191,709.96 - Step 4: Simplify right side
351,518.91x = 101,120,152,186.03 - Step 5: Solve for x
x = 101,120,152,186.03/351,518.91 - Step 6: Final answer
x = 287,666.32
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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.