Finding the Fourth Proportional to 1,098,325.10, 1,647,439.46 and 299,603.99
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Solution
The fourth proportional to 1,098,325.10, 1,647,439.46 and 299,603.99 is: 449,392.84
Step by Step Solution
- Step 1: Write the proportion equation
1,098,325.10 : 1,647,439.46 = 299,603.99 : x - Step 2: Convert to fraction form
1,098,325.10/1,647,439.46 = 299,603.99/x - Step 3: Cross multiply
1,098,325.10x = 1,647,439.46 × 299,603.99 - Step 4: Simplify right side
1,098,325.10x = 493,579,436,154.59 - Step 5: Solve for x
x = 493,579,436,154.59/1,098,325.10 - Step 6: Final answer
x = 449,392.84
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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.