Finding the Fourth Proportional to 292,767.83, 438,812.81 and 134,664.47
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Solution
The fourth proportional to 292,767.83, 438,812.81 and 134,664.47 is: 201,840.80
Step by Step Solution
- Step 1: Write the proportion equation
292,767.83 : 438,812.81 = 134,664.47 : x - Step 2: Convert to fraction form
292,767.83/438,812.81 = 134,664.47/x - Step 3: Cross multiply
292,767.83x = 438,812.81 × 134,664.47 - Step 4: Simplify right side
292,767.83x = 59,092,493,814.54 - Step 5: Solve for x
x = 59,092,493,814.54/292,767.83 - Step 6: Final answer
x = 201,840.80
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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.