Finding the Fourth Proportional to 712,162.63, 1,068,243.91 and 238,846.62
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Solution
The fourth proportional to 712,162.63, 1,068,243.91 and 238,846.62 is: 358,269.92
Step by Step Solution
- Step 1: Write the proportion equation
712,162.63 : 1,068,243.91 = 238,846.62 : x - Step 2: Convert to fraction form
712,162.63/1,068,243.91 = 238,846.62/x - Step 3: Cross multiply
712,162.63x = 1,068,243.91 × 238,846.62 - Step 4: Simplify right side
712,162.63x = 255,146,447,239.08 - Step 5: Solve for x
x = 255,146,447,239.08/712,162.63 - Step 6: Final answer
x = 358,269.92
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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.