Finding the Fourth Proportional to 247,035.21, 340,777.11 and 150,268.65
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Solution
The fourth proportional to 247,035.21, 340,777.11 and 150,268.65 is: 207,290.76
Step by Step Solution
- Step 1: Write the proportion equation
247,035.21 : 340,777.11 = 150,268.65 : x - Step 2: Convert to fraction form
247,035.21/340,777.11 = 150,268.65/x - Step 3: Cross multiply
247,035.21x = 340,777.11 × 150,268.65 - Step 4: Simplify right side
247,035.21x = 51,208,116,270.60 - Step 5: Solve for x
x = 51,208,116,270.60/247,035.21 - Step 6: Final answer
x = 207,290.76
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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.