Finding the Fourth Proportional to 335,809.99, 503,889.95 and 148,777.75
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Solution
The fourth proportional to 335,809.99, 503,889.95 and 148,777.75 is: 223,244.14
Step by Step Solution
- Step 1: Write the proportion equation
335,809.99 : 503,889.95 = 148,777.75 : x - Step 2: Convert to fraction form
335,809.99/503,889.95 = 148,777.75/x - Step 3: Cross multiply
335,809.99x = 503,889.95 × 148,777.75 - Step 4: Simplify right side
335,809.99x = 74,967,613,008.61 - Step 5: Solve for x
x = 74,967,613,008.61/335,809.99 - Step 6: Final answer
x = 223,244.14
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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.