Finding the Fourth Proportional to 366,028.21, 504,916.98 and 257,299.69
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Solution
The fourth proportional to 366,028.21, 504,916.98 and 257,299.69 is: 354,931.61
Step by Step Solution
- Step 1: Write the proportion equation
366,028.21 : 504,916.98 = 257,299.69 : x - Step 2: Convert to fraction form
366,028.21/504,916.98 = 257,299.69/x - Step 3: Cross multiply
366,028.21x = 504,916.98 × 257,299.69 - Step 4: Simplify right side
366,028.21x = 129,914,982,429.74 - Step 5: Solve for x
x = 129,914,982,429.74/366,028.21 - Step 6: Final answer
x = 354,931.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.