Finding the Fourth Proportional to 399,822.21, 599,899.91 and 175,343.75
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Solution
The fourth proportional to 399,822.21, 599,899.91 and 175,343.75 is: 263,088.68
Step by Step Solution
- Step 1: Write the proportion equation
399,822.21 : 599,899.91 = 175,343.75 : x - Step 2: Convert to fraction form
399,822.21/599,899.91 = 175,343.75/x - Step 3: Cross multiply
399,822.21x = 599,899.91 × 175,343.75 - Step 4: Simplify right side
399,822.21x = 105,188,699,800.81 - Step 5: Solve for x
x = 105,188,699,800.81/399,822.21 - Step 6: Final answer
x = 263,088.68
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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.