Finding the Fourth Proportional to 476,684.08, 658,251.02 and 355,615.10
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Solution
The fourth proportional to 476,684.08, 658,251.02 and 355,615.10 is: 491,067.38
Step by Step Solution
- Step 1: Write the proportion equation
476,684.08 : 658,251.02 = 355,615.10 : x - Step 2: Convert to fraction form
476,684.08/658,251.02 = 355,615.10/x - Step 3: Cross multiply
476,684.08x = 658,251.02 × 355,615.10 - Step 4: Simplify right side
476,684.08x = 234,084,002,302.40 - Step 5: Solve for x
x = 234,084,002,302.40/476,684.08 - Step 6: Final answer
x = 491,067.38
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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.