Finding the Fourth Proportional to 309,252.97, 463,891.72 and 147,108.08
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Solution
The fourth proportional to 309,252.97, 463,891.72 and 147,108.08 is: 220,667.95
Step by Step Solution
- Step 1: Write the proportion equation
309,252.97 : 463,891.72 = 147,108.08 : x - Step 2: Convert to fraction form
309,252.97/463,891.72 = 147,108.08/x - Step 3: Cross multiply
309,252.97x = 463,891.72 × 147,108.08 - Step 4: Simplify right side
309,252.97x = 68,242,217,202.10 - Step 5: Solve for x
x = 68,242,217,202.10/309,252.97 - Step 6: Final answer
x = 220,667.95
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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.