Finding the Fourth Proportional to 418,004.97, 576,884.48 and 236,760.99
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Solution
The fourth proportional to 418,004.97, 576,884.48 and 236,760.99 is: 326,751.47
Step by Step Solution
- Step 1: Write the proportion equation
418,004.97 : 576,884.48 = 236,760.99 : x - Step 2: Convert to fraction form
418,004.97/576,884.48 = 236,760.99/x - Step 3: Cross multiply
418,004.97x = 576,884.48 × 236,760.99 - Step 4: Simplify right side
418,004.97x = 136,583,739,416.63 - Step 5: Solve for x
x = 136,583,739,416.63/418,004.97 - Step 6: Final answer
x = 326,751.47
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1.5x scale
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.