Finding the Fourth Proportional to 309,464.29, 464,202.87 and 99,101.62
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Solution
The fourth proportional to 309,464.29, 464,202.87 and 99,101.62 is: 148,654.49
Step by Step Solution
- Step 1: Write the proportion equation
309,464.29 : 464,202.87 = 99,101.62 : x - Step 2: Convert to fraction form
309,464.29/464,202.87 = 99,101.62/x - Step 3: Cross multiply
309,464.29x = 464,202.87 × 99,101.62 - Step 4: Simplify right side
309,464.29x = 46,003,256,425.65 - Step 5: Solve for x
x = 46,003,256,425.65/309,464.29 - Step 6: Final answer
x = 148,654.49
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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.