Finding the Fourth Proportional to 555,561.63, 828,486.36 and 494,325.63
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Solution
The fourth proportional to 555,561.63, 828,486.36 and 494,325.63 is: 737,167.62
Step by Step Solution
- Step 1: Write the proportion equation
555,561.63 : 828,486.36 = 494,325.63 : x - Step 2: Convert to fraction form
555,561.63/828,486.36 = 494,325.63/x - Step 3: Cross multiply
555,561.63x = 828,486.36 × 494,325.63 - Step 4: Simplify right side
555,561.63x = 409,542,041,853.41 - Step 5: Solve for x
x = 409,542,041,853.41/555,561.63 - Step 6: Final answer
x = 737,167.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.