Finding the Fourth Proportional to 292,507.14, 438,760.68 and 70,891.14
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Solution
The fourth proportional to 292,507.14, 438,760.68 and 70,891.14 is: 106,336.70
Step by Step Solution
- Step 1: Write the proportion equation
292,507.14 : 438,760.68 = 70,891.14 : x - Step 2: Convert to fraction form
292,507.14/438,760.68 = 70,891.14/x - Step 3: Cross multiply
292,507.14x = 438,760.68 × 70,891.14 - Step 4: Simplify right side
292,507.14x = 31,104,244,792.38 - Step 5: Solve for x
x = 31,104,244,792.38/292,507.14 - Step 6: Final answer
x = 106,336.70
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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.