Finding the Fourth Proportional to 451,701.36, 623,343.63 and 247,748.13
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Solution
The fourth proportional to 451,701.36, 623,343.63 and 247,748.13 is: 341,890.09
Step by Step Solution
- Step 1: Write the proportion equation
451,701.36 : 623,343.63 = 247,748.13 : x - Step 2: Convert to fraction form
451,701.36/623,343.63 = 247,748.13/x - Step 3: Cross multiply
451,701.36x = 623,343.63 × 247,748.13 - Step 4: Simplify right side
451,701.36x = 154,432,218,679.91 - Step 5: Solve for x
x = 154,432,218,679.91/451,701.36 - Step 6: Final answer
x = 341,890.09
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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.