Finding the Fourth Proportional to 602,556.38, 903,839.74 and 153,277.68
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Solution
The fourth proportional to 602,556.38, 903,839.74 and 153,277.68 is: 229,917.84
Step by Step Solution
- Step 1: Write the proportion equation
602,556.38 : 903,839.74 = 153,277.68 : x - Step 2: Convert to fraction form
602,556.38/903,839.74 = 153,277.68/x - Step 3: Cross multiply
602,556.38x = 903,839.74 × 153,277.68 - Step 4: Simplify right side
602,556.38x = 138,538,458,439.00 - Step 5: Solve for x
x = 138,538,458,439.00/602,556.38 - Step 6: Final answer
x = 229,917.84
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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.