Finding the Fourth Proportional to 399,840.21, 599,926.95 and 175,361.76
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Solution
The fourth proportional to 399,840.21, 599,926.95 and 175,361.76 is: 263,115.72
Step by Step Solution
- Step 1: Write the proportion equation
399,840.21 : 599,926.95 = 175,361.76 : x - Step 2: Convert to fraction form
399,840.21/599,926.95 = 175,361.76/x - Step 3: Cross multiply
399,840.21x = 599,926.95 × 175,361.76 - Step 4: Simplify right side
399,840.21x = 105,204,245,823.43 - Step 5: Solve for x
x = 105,204,245,823.43/399,840.21 - Step 6: Final answer
x = 263,115.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.