Finding the Fourth Proportional to 377,406.96, 520,825.73 and 205,325.90
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Solution
The fourth proportional to 377,406.96, 520,825.73 and 205,325.90 is: 283,351.99
Step by Step Solution
- Step 1: Write the proportion equation
377,406.96 : 520,825.73 = 205,325.90 : x - Step 2: Convert to fraction form
377,406.96/520,825.73 = 205,325.90/x - Step 3: Cross multiply
377,406.96x = 520,825.73 × 205,325.90 - Step 4: Simplify right side
377,406.96x = 106,939,011,755.41 - Step 5: Solve for x
x = 106,939,011,755.41/377,406.96 - Step 6: Final answer
x = 283,351.99
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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.