Finding the Fourth Proportional to 847,670.62, 1,169,491.32 and 541,925.97
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Solution
The fourth proportional to 847,670.62, 1,169,491.32 and 541,925.97 is: 747,669.79
Step by Step Solution
- Step 1: Write the proportion equation
847,670.62 : 1,169,491.32 = 541,925.97 : x - Step 2: Convert to fraction form
847,670.62/1,169,491.32 = 541,925.97/x - Step 3: Cross multiply
847,670.62x = 1,169,491.32 × 541,925.97 - Step 4: Simplify right side
847,670.62x = 633,777,717,997.58 - Step 5: Solve for x
x = 633,777,717,997.58/847,670.62 - Step 6: Final answer
x = 747,669.79
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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.