Finding the Fourth Proportional to 292,200.74, 438,313.62 and 114,746.14
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Solution
The fourth proportional to 292,200.74, 438,313.62 and 114,746.14 is: 172,124.12
Step by Step Solution
- Step 1: Write the proportion equation
292,200.74 : 438,313.62 = 114,746.14 : x - Step 2: Convert to fraction form
292,200.74/438,313.62 = 114,746.14/x - Step 3: Cross multiply
292,200.74x = 438,313.62 × 114,746.14 - Step 4: Simplify right side
292,200.74x = 50,294,796,004.43 - Step 5: Solve for x
x = 50,294,796,004.43/292,200.74 - Step 6: Final answer
x = 172,124.12
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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.