Finding the Fourth Proportional to 314,235.21, 471,396.54 and 101,009.68
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Solution
The fourth proportional to 314,235.21, 471,396.54 and 101,009.68 is: 151,528.58
Step by Step Solution
- Step 1: Write the proportion equation
314,235.21 : 471,396.54 = 101,009.68 : x - Step 2: Convert to fraction form
314,235.21/471,396.54 = 101,009.68/x - Step 3: Cross multiply
314,235.21x = 471,396.54 × 101,009.68 - Step 4: Simplify right side
314,235.21x = 47,615,613,658.51 - Step 5: Solve for x
x = 47,615,613,658.51/314,235.21 - Step 6: Final answer
x = 151,528.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.