Finding the Fourth Proportional to 301,036.99, 415,090.54 and 191,995.48
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Solution
The fourth proportional to 301,036.99, 415,090.54 and 191,995.48 is: 264,736.59
Step by Step Solution
- Step 1: Write the proportion equation
301,036.99 : 415,090.54 = 191,995.48 : x - Step 2: Convert to fraction form
301,036.99/415,090.54 = 191,995.48/x - Step 3: Cross multiply
301,036.99x = 415,090.54 × 191,995.48 - Step 4: Simplify right side
301,036.99x = 79,695,507,470.76 - Step 5: Solve for x
x = 79,695,507,470.76/301,036.99 - Step 6: Final answer
x = 264,736.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.