Finding the Fourth Proportional to 476,451.06, 713,742.27 and 276,351.06
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Solution
The fourth proportional to 476,451.06, 713,742.27 and 276,351.06 is: 413,984.67
Step by Step Solution
- Step 1: Write the proportion equation
476,451.06 : 713,742.27 = 276,351.06 : x - Step 2: Convert to fraction form
476,451.06/713,742.27 = 276,351.06/x - Step 3: Cross multiply
476,451.06x = 713,742.27 × 276,351.06 - Step 4: Simplify right side
476,451.06x = 197,243,432,881.31 - Step 5: Solve for x
x = 197,243,432,881.31/476,451.06 - Step 6: Final answer
x = 413,984.67
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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.