Finding the Fourth Proportional to 309,874.41, 464,964.71 and 183,509.55
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Solution
The fourth proportional to 309,874.41, 464,964.71 and 183,509.55 is: 275,354.99
Step by Step Solution
- Step 1: Write the proportion equation
309,874.41 : 464,964.71 = 183,509.55 : x - Step 2: Convert to fraction form
309,874.41/464,964.71 = 183,509.55/x - Step 3: Cross multiply
309,874.41x = 464,964.71 × 183,509.55 - Step 4: Simplify right side
309,874.41x = 85,325,463,780.43 - Step 5: Solve for x
x = 85,325,463,780.43/309,874.41 - Step 6: Final answer
x = 275,354.99
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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.