Finding the Fourth Proportional to 427,291.41, 589,271.97 and 366,842.73
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Solution
The fourth proportional to 427,291.41, 589,271.97 and 366,842.73 is: 505,907.99
Step by Step Solution
- Step 1: Write the proportion equation
427,291.41 : 589,271.97 = 366,842.73 : x - Step 2: Convert to fraction form
427,291.41/589,271.97 = 366,842.73/x - Step 3: Cross multiply
427,291.41x = 589,271.97 × 366,842.73 - Step 4: Simplify right side
427,291.41x = 216,170,138,187.28 - Step 5: Solve for x
x = 216,170,138,187.28/427,291.41 - Step 6: Final answer
x = 505,907.99
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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.