Finding the Fourth Proportional to 496,334.71, 744,431.78 and 159,330.99
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Solution
The fourth proportional to 496,334.71, 744,431.78 and 159,330.99 is: 238,973.92
Step by Step Solution
- Step 1: Write the proportion equation
496,334.71 : 744,431.78 = 159,330.99 : x - Step 2: Convert to fraction form
496,334.71/744,431.78 = 159,330.99/x - Step 3: Cross multiply
496,334.71x = 744,431.78 × 159,330.99 - Step 4: Simplify right side
496,334.71x = 118,611,051,698.21 - Step 5: Solve for x
x = 118,611,051,698.21/496,334.71 - Step 6: Final answer
x = 238,973.92
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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.