Finding the Fourth Proportional to 667,345.56, 1,001,188.97 and 194,030.92
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Solution
The fourth proportional to 667,345.56, 1,001,188.97 and 194,030.92 is: 291,095.99
Step by Step Solution
- Step 1: Write the proportion equation
667,345.56 : 1,001,188.97 = 194,030.92 : x - Step 2: Convert to fraction form
667,345.56/1,001,188.97 = 194,030.92/x - Step 3: Cross multiply
667,345.56x = 1,001,188.97 × 194,030.92 - Step 4: Simplify right side
667,345.56x = 194,261,613,954.90 - Step 5: Solve for x
x = 194,261,613,954.90/667,345.56 - Step 6: Final answer
x = 291,095.99
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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.